Archive of Our Own

Chapter Text

“A blade can end a life, but a vow binds a destiny. In the ashes of the fractured heavens, the true conquerors forge their enemies into shields and allies. By weaving bloodlines, buried debts and shadowed ultimatums, the Twin Moons secure their vanguard, knowing that the most dangerous monsters in the world can be the ones you invite into your own home.”

7 August, 2001

Byakuya sits upright in his hospital bed in one of the private recovery rooms of the Fourth Division. His upper torso is heavily bandaged, though Orihime's initial healing in the underground cavern ensured his vital organs were stabilised and the lacerations on his face healed without a mark left behind. He looks out the open window at the peaceful courtyard, his slate-grey eyes calm, but his mind is a turbulent ocean of shifting paradigms.

Rukia is in a chair next to his bed, peeling an apple with great care. A likewise heavily bandaged Renji leans against the wall, his arms crossed and a faint scowl on his face, having just managed to escape from his own recovery room.

The door opens and the Kurosaki twins enter the room. They are currently not wearing their shihakushō, having been provided with comfortable, dark-coloured yukatas by the Fourth Division staff while their uniforms are getting cleaned.

“Yo,” Ichigo greets casually, stepping into the room with his hands tucked into his sleeves.

“Good morning, Kuchiki-san, Rukia, Renji,” Mikan adds, carrying a beautifully wrapped, three-tiered wooden bento box in her hands.

The Captain shifts his gaze from the window to the twins, observing the two anomalies who dismantled his worldview and saved his sister.

“Kurosaki,” Byakuya acknowledges quietly.

“We brought you breakfast,” Ichigo says, nodding towards the box in Mikan's hands. “Hospital food is famously terrible, so Mikan and I commandeered one of the Fourth Division's kitchens this morning.”

Renji's eyebrows shoot up to his hairline. “You... you cooked for Taichō?”

“Well, I was the one who put him in the hospital to begin with...” Ichigo's mouth twitches into a wry smile.

“Nutrition is vital for cellular regeneration,” Mikan enlightens the Lieutenant, stepping closer and setting the bento box on the small table over Byakuya's bed. She unties the silk wrapping, revealing three tiers of carefully prepared, traditional Japanese cuisine. Perfectly grilled fish, expertly rolled tamagoyaki, vibrant pickled vegetables, and a delicate, clear broth.

Rukia stares at the bento box, her jaw slack. The presentation rivals the finest chefs in the Kuchiki manor.

Byakuya looks at the food, and then at the twins. “You went to considerable effort.”

“We wanted to ensure you recover swiftly, Kuchiki-san,” Mikan says, her eyes meeting the Captain's with quiet respect, before she steps back to stand beside her twin. “A clan requires its Head. And a sister requires her brother.”

Byakuya's eyes soften a tiny bit at the mention of Rukia. He also recognises the political and personal olive branch being extended to him. They had defeated him, humiliated the laws he stood for, and proven their superiority on the battlefield. Yet, here they stand, offering him respect, dignity, and a hot meal. They don't behave like conquerors gloating over a defeated enemy; they are equals extending the hand of true loyalty.

He picks up a pair of chopsticks and takes a bite of the tamagoyaki.

“It is adequate,” Byakuya murmurs, closing his eyes. Coming from the notoriously stoic noble, it is the highest of compliments.

Ichigo smirks, leaning back against the wall next to Renji. “Glad you like it. You're going to need your strength if you want a rematch someday.”

Renji snorts, shaking his head. “You're unbelievable, Ichigo. You basically broke half the Seireitei, and now you're playing house-wife.”

“I didn't break half the Seireitei,” the teenager protests, crossing his arms.

“Oh really?” Rukia interjects, setting the peeled apple down on a plate. She glares at the orange-haired boy, though there is fond amusement in her purple eyes. “Unohana-taichō informed me this morning that the Fourth Division is currently operating at maximum capacity. Do you have any idea how many Shinigami are occupying these wards right now?”

Ichigo blinks. “A few squads?”

“Three hundred and forty-two,” Renji says deadpan.

Ichigo chokes on air while Mikan raises an eyebrow, highly entertained.

“Three hundred and forty-two seated and unseated officers,” Renji repeats, ticking them off on his fingers. “You put two Captains, two Lieutenants, a Third Seat, a Fifth Seat, a dozen other Seated Officers, and half the entire Eleventh Division in the hospital, Ichigo! The medics have been working around the clock just to set all the broken bones!”

“Hey, they attacked me first!” Ichigo defends himself, though his mouth is twitching in humour at the impressive feat accomplished. “And I didn't kill anyone! I used the blunt edge of the blade for the grunts!”

“You used the blunt edge of a sword the size of a dining table!” Rukia scolds, though a smile betrays her stern tone. “You are a menace!”

Mikan chuckles quietly. “My brother was tasked with being a distraction. It seems he was remarkably effective.”

Byakuya quietly continues to eat his meal, listening to the casual, warm banter filling his hospital room. He glances at Rukia whose eyes are bright and full of life, devoid of the guilt that had haunted her since Shiba Kaien's death.

He looks back at the Kurosaki twins. I owe you a debt that cannot be measured in words, Byakuya thinks, taking another bite of the perfectly seasoned fish. The Kuchiki Clan will not forget this.

8 August, 2001 – Midday

Ichigo and Mikan sit on a wooden bench beneath the shade of a large weeping willow. The enclosed, private garden behind the Fourth Division barracks provides the required isolation from the bustling hospital wards.

The door leading to the garden opens and Kūkaku steps out with Ganju trailing cautiously behind her. The man still looks as though he expects Ichigo to randomly punch him through a wall.

“You requested a private audience, brats,” Kūkaku drawls, walking over and sitting on a decorative rock opposite the bench. She pulls out her pipe, lighting it with a quick spark of Kidō. “No Shinigami around. What's the big secret? Are you billing me for the destroyed Reishūkaku?”

“No,” Ichigo says, looking at the woman seriously. “We asked you here because we owe you the truth.”

Ganju blinks in confusion. “The truth about what?”

Mikan's eyes meet Kūkaku's sharp gaze.

“Before Ichigo and the others launched from your cannon, you mentioned your uncle,” she begins, her brother having told her everything that had happened at the Shiba Estate out in the Rukongai. “That Isshin vanished twenty years ago and the Shiba Clan doesn't talk about him.”

Kūkaku’s pipe freezes halfway to her lips, her eyes narrowing into dangerous slits. “How do you know about that? I never mentioned his name.”

“You didn't have to,” Ichigo says quietly. “We know who he is and why he left.”

“He left to save a Quincy,” Mikan continues calmly. “She was infected by an experimental Hollow. The only way to prevent her soul from committing Soul Suicide was for a Shinigami to sacrifice their spiritual existence to act as a permanent, neutralising tether. He gave up his powers, his rank, and his name. For her.”

Ganju's jaw drops in astonishment. Kūkaku lowers the kiseru pipe, her eyes widening in shock as the pieces click into place. And the twins' great resemblance to Kaien...

“Our father's name is Kurosaki Isshin,” Ichigo states bluntly. “But twenty years ago, it was Shiba Isshin.”

The silence in the garden is deafening.

The pipe slips from Kūkaku's fingers, clattering loudly against the stone.

“Isshin-oji...” Ganju whispers, stumbling back a step. He stares at the twins, his mind reeling. “You... you're our cousins?! I got beat up by my own cousin?!”

“Technically, I just tripped you,” Ichigo corrects dryly.

Kūkaku stands up as she stares at the two teenagers, her chest heaving as decades of resentment, confusion and grief regarding her uncle's disappearance recontextualise themselves. He hadn't died or abandoned them out of cowardice; rather, he had sacrificed everything to save a life.

“He's alive,” Kūkaku breathes. “That idiot is actually alive in the Gense.”

“He is,” Mikan confirms. “He is a loud, incredibly irritating but loving father. However, he is completely powerless – he doesn't exclude any reiatsu whatsoever. Which is why we need you to swear an oath of secrecy.”

Kūkaku's expression instantly hardens back into the fierce matriarch of the Shiba Clan. “Explain.”

“Aizen Sōsuke has defected, but the Central 46 remains a tyrannical, archaic institution,” Mikan explains, outlining the threat. “If the Gotei 13 discovers that Shiba Isshin is alive, powerless and harbouring the Ryoka who just shattered the Seireitei's security, they will investigate him. We also have two younger sisters, Karin and Yuzu. They are only eleven years old.”

Ichigo's eyes flash with a deadly warning. “If the Shinigami find out about them, they might become targets. Leverage. We will not allow the Seireitei's politics to bleed into our house.”

Kūkaku stares at the twins. Her cousins. Family. She had always hated the bureaucratic, corrupt nature of the Gotei 13, so she understands exactly why they have to remain hidden.

The Shiba matriarch closes the distance between them, and reaching out with her remaining arm, grips Ichigo firmly by the back of the neck, pulling him in and pressing her forehead against his. She reaches out with her prosthetic arm and roughly pulls Mikan into the embrace as well.

“You have my word,” Kūkaku vows fiercely. “The Shiba Clan protects its own. Your father's secret dies with us; no one in this shiny white prison will ever know the truth if that is your wish.”

“Thanks, Kūkaku,” Ichigo murmurs, returning the embrace.

Ganju wipes a tear from his eye, sniffling loudly. “This is crazy! I have family who can fight captains! Wait until I tell—”

“Ganju,” Kūkaku snaps, glaring over her shoulder. “If you breathe a word of this to anyone, I will personally launch you out of the cannon into the Dangai.”

“My lips are sealed!” Ganju squeaks, saluting frantically.

Mikan steps back, offering her older cousin a deceptively warm smile.

They have secured the loyalty of the Kuchiki Clan Head, and just now successfully recruited the Shiba Clan as hidden, off-the-books allies.

The forging of alliances is going very well.

8 August, 2001 – Afternoon

The back room of the Urahara Shōten is thick with the lingering tension of a profoundly altered universe.

Kisuke sits motionless on a floor cushion, his striped bucket hat is on the low wooden table beside a cooling porcelain cup. His eccentric, cheery merchant persona is absent, and in its place sits the former Head of the Detention Unit – cold, calculating, and currently grappling with a monumental paradigm shift.

Across the table, Yoruichi sits with her arms crossed over her chest. She is in her human form, her eyes serious as she finishes delivering her firsthand account of the absolute chaos that unfolded on the Sōkyoku Hill the previous afternoon.

“He took it,” Kisuke murmurs, his voice barely a whisper. He rubs his temples, feeling the bitter sting of failure mingling with an exhausted resignation. “Aizen circumvented the gigai, massacred the Central 46, made fools of the Gotei 13, and extracted the Hōgyoku right out of Kuchiki-san's soul.”

“He did,” Yoruichi confirms grimly. “He orchestrated the entire execution. The martial law. He created such confusion and chaos, casting blame on his own co-conspirator Ichimaru first, but also pointing at Hitsugaya. He took advantage of the Kurosaki Alliance's movements across the Seireitei, especially of Ichigo's great distractions. Preparing for his own grand ascension. The extraction device he used... it completely bypassed the soul's natural defences. It was your design, Kisuke.”

Urahara lets out a dry, humourless chuckle. “Of course it was. The man has made a career out of weaponising my own intellect against me.” He picks up his fan, tapping it rhythmically against his knee. “Aizen Sōsuke now possesses my Hōgyoku, and he has safely retreated to Hueco Mundo, where he will undoubtedly attempt to fuse it together with his own. The board is his.”

“Not entirely,” Yoruichi corrects, leaning forwards with a fierce, almost feral grin on her face. “He didn't get away cleanly. And he certainly didn't leave looking like a god.”

Kisuke pauses, his fan halting in mid-air. “You mentioned Tōsen was left behind. A miscalculation on their part?”

“No. An amputation,” Yoruichi says, her eyes flashing with the memory of the black wave. “The Menos tore open the sky and deployed the Negación. Aizen, Ichimaru and Tōsen were enveloped as the beams dropped and established the spatial isolation fields. By all known laws of spiritual physics, they were completely untouchable. The Sōtaichō himself ordered the Gotei 13 to stand down because attacking the Counter-Membrane is fundamentally useless.”

Kisuke nods slowly, his scientific mind confirming the absolute rule. “It is a separate dimension. To attack a target inside a Negación is to strike at empty air in our world. You cannot breach a phase-shifted reality with conventional spiritual power.”

“Someone forgot to tell that to Kurosaki Mikan,” Yoruichi states dryly.

Urahara's eyes widen slightly in surprise. “The girl? What did she do?”

“She didn't use conventional reiatsu, Kisuke,” Yoruichi explains with lingering awe and a sort of complicated wariness. “It was some sort of pitch-black energy attack that she sent at Tōsen's pillar. She called the technique Getsura Hakaisha.”

Yoruichi leans back, watching her oldest friend intently. “The black wave... it didn't explode against the light, nor did it break the barrier through blunt force. It simply... sailed silently through the air and severed the dimension. Just like that. It literally cut the Negación in half, and bisected Tōsen's legs in the process. The spatial pillar destabilised and shattered, and Tōsen plummeted back to the execution grounds.”

The fan slips from Kisuke's slack fingers, clattering against the table. For a man who practically breathes complex arithmetic and dimensional Kidō, the words sound impossible and unbelievable. Outright apocalyptic. The implications alone...

“She... she severed the dimension,” the genius repeats, his voice hollow as his mind frantically attempts to map the physics of such an action. “She didn't crush the reishi, but the spatial fabric itself.”

“Like a hot knife through butter,” Yoruichi nods. “Aizen was trapped in his own ascending beam. I saw his face, Kisuke. The illusion of his absolute invulnerability shattered in that moment. If she had aimed that black scythe at him instead of Tōsen... Aizen Sōsuke would be dead right now, and there wouldn't have been a single shield in existence capable of stopping it. At least not one that I know of.”

Kisuke stares blankly at the far wall, a cold sweat breaking out across his collarbones.

“Destroyer of Moons,” he mumbles quietly to himself, repeating the name of the technique.

A dimensional scythe, the scientist calculates, a terrifying thrill of horror and ecstatic fascination gripping his being. If her blade possesses the property of absolute spatial severance, then traditional defence is rendered utterly meaningless. Kidō barriers, isolation fields... the Shakonmaku itself.

...What about the spiritual barriers between the Seireitei and the Reiōkyū?!

Urahara swallows hard, recalling their first sparring match in his underground study chamber just weeks ago. The cold, unreadable look in the girl's eyes when she had held the tip of her blade an inch from his throat, having effortlessly bypassed his Chikasumi no Tate.

I thought she bypassed my shield through the sheer, condensed kinetic force of their combined strike, Kisuke realises, taking a shuddering breath of thrill and delayed wariness. But she could have simply cut through the barrier's dimension. If she had wanted me dead, no spell in my arsenal could have saved me.

Urahara pauses as a thought occurs to him. Or is it a Bankai-only technique? It is possible, but she had never used this Getsura Hakaisha during their weeks of training here...

A slow, slightly unhinged smile creeps across his face. Aizen has no idea how truly dangerous these kids have the potential to be. He might be surprised now, but his ego will not allow him to think of them as actual, real threats to him. That is Aizen's greatest weakness.

Kisuke marvels at this new clarity. The boy's raw power is simply incredible, but the girl... she is a living, breathing paradox who can execute a target through the walls of reality.

“They are not just anomalies, Yoruichi-san,” Kisuke whispers, picking his fan back up, his hands actually trembling slightly with a mixture of deep wariness and scientific exhilaration. “They are systemic end-states. A boy whose spiritual density can shatter the Sōkyoku – a power equivalent to that of a million Zanpakutō – and a girl whose blade can erase the very boundaries of space.”

“They are monsters,” Yoruichi agrees quietly, though she has a faint smile on her face. “But thankfully, they seem to be our monsters.”

And if they are already this powerful after less than three months of becoming Shinigami... just how powerful are they going to become as time passes and they continue to grow?

Urahara snaps his fan open, hiding the sharp, predatory gleam in his eyes. Aizen has the Hōgyoku, yes... but the board is no longer governed by just his rules.

“We must secure their alliance permanently,” Kisuke declares, his mind already formulating a hundred different strategies to ensure the Kurosaki twins remain strictly on their side of the chessboard. “Whatever they ask for, whatever resources they require to prepare for the coming war with Hueco Mundo... we give it to them. We cannot afford to have them look at us as enemies.”

Yoruichi hums in agreement. “They strike me as pragmatic. Treat them with respect, and they will likely return the favour.”

Urahara nods in agreement, taking a sip of his lukewarm tea.

“Let Aizen sit on his stolen throne,” Kisuke murmurs, his smile turning dangerous. “He has no true idea what kind of predators are going to wait for him in the Living World.”

8 August, 2001 – Evening

The bustling interior of Shiki, a popular high-end izakaya in the Seireitei is usually reserved for seated Shinigami officers. Tonight, however, the establishment has been taken over by the Kurosaki Alliance and their boisterous hosts.

The owner, a terrified but very accommodating Shinigami is keeping the plates of grilled meats and steaming noodles coming at a frantic pace.

The group is spread out in a chaotic, comfortable mess at a large and low wooden table.

“And then I said, 'You want a piece of the Shiba clan?! Come and get it!'” Ganju boasts loudly with a skewer of grilled chicken in his hand as he flexes his free arm. “There were fifty of them! A hundred! But I held the line! I was a one-man army!”

“You hid in a rain barrel for three hours, Ganju,” Ichigo deadpans, taking a sip of his beverage. “I felt your spiritual pressure trembling from across the sector.”

“That was a tactical retreat!” Ganju yells, his face flushing bright red. “It's called strategy, orange-top! You wouldn't understand the nuanced art of the Shiba ambush!”

Without looking up from her sake cup, Kūkaku reaches over and casually smacks the back of her younger brother's head with her wooden pipe, sending him face-first into a bowl of edamame.

“Sit normally and eat your vegetables, idiot, you're embarrassing me,” Kūkaku drawls, taking a drag from her pipe. She exhales a plume of smoke, turning her sharp gaze to her newly found cousin. “So, Mikan. I heard you flattened both the Third and Eighth Division Captains against the ground without even drawing your sword.”

“An exaggeration,” Mikan replies, picking up a piece of seared beef with her chopsticks. “I used my blade for the application of gravitational physics. Ichimaru seemed to rely on the linear speed of his Zanpakutō, so I multiplied his local gravity by a hundred, and his speed became irrelevant. For about a minute or so,” she admits. “Kyōraku-san overcame it even quicker.”

Kūkaku's eyes gleam with approval. “I like you. You think like an explosives expert. Find the structural weakness, apply pressure, and watch the whole thing collapse.”

“It is a very effective philosophy,” Mikan agrees with a faint grin.

Across the table, Ishida is meticulously cleaning his chopsticks with a napkin as he glares at the chaotic spread of food.

“Inoue-san, what exactly are you doing?” Uryū asks with horrified fascination.

Orihime beams, holding up a skewer of grilled pork belly. She is currently coating the meat in a thick, alarming layer of sweet red bean paste and mayonnaise.

“It's a flavour fusion, Ishida-kun!” Orihime explains happily, offering the skewer to him. “The savoury saltiness of the pork really brings out the sugary notes of the beans! Do you want a bite?”

Uryū physically recoils, pressing himself back against the wall. “I would rather face Kurotsuchi again. Keep that biological hazard away from me!”

Chad sits silently beside them, already on his eighth bowl of katsudon. He doesn't say a word, just offers Orihime a polite, supportive thumbs-up as he stoically continues to eat.

Ichigo watches the chaos unfold. Ganju is currently challenging a protesting Uryū to an arm-wrestling match, Orihime is trying to feed Chad a mayonnaise-covered strawberry, and Mikan is actively discussing the finer points of structural demolition with their newly discovered cousin, Kūkaku.

For a moment, the weight of the looming threats and the political landmines fade into the background. They are just a group of teenagers, an idiot, and one very intimidating fireworks expert, enjoying a hot meal after a long, impossible week.

Ichigo catches Mikan's eye across the table, offering a small smile to his twin, who tilts her head in acknowledgement. They have successfully navigated the storm, and they have kept their pack intact. This victory is theirs to enjoy.

9 August, 2001

Tōsen sits on the edge of a cold stone bench in a high-security holding cell beneath the First Division. He wears a plain white prisoner's kosode, the fabric stopping abruptly just above his knees, wrapping around the cleanly sealed stumps of his severed legs. Inoue's healing technique had been miraculous – she had rejected the fatal blood loss and stabilised his life force – but she lacked the power required to regenerate missing limbs from nothing.

Kaname is permanently crippled, but his face, partly hidden behind the visor he's allowed to keep, remains infuriatingly serene.

Komamura steps into the corridor, walking up to the cell. With profound sorrow, he looks down at the man who has been his closest, most trusted friend for a very long time. Hisagi stands quietly in the hallway behind him, his fists clenched tightly at his sides.

“Kaname,” Komamura rumbles, his deep voice echoing in the cell.

Tōsen doesn't turn his head towards him. “Sajin, have you come to pass judgment?”

“I have come to ask why,” Komamura says, feeling heartbroken as he steps closer to the bars. “We swore an oath, Kaname. We swore to uphold justice, to protect the innocent. You taught me that true justice is blind to prejudice. How could you align yourself with Aizen? He slaughtered the Central 46. He nearly executed an innocent girl. He betrayed the Gotei 13!”

“You speak of the Gotei 13 as if it is a paragon of virtue,” Tōsen replies calmly, entirely remorseless. “Your eyes are open, Sajin, yet you see absolutely nothing. You look at the Seireitei and see peace. I look at it and smell the rotting, festering blood it is built upon.”

Komamura's hands grip the iron bars. “Aizen manipulated you, he clouded your judgment.”

“Aizen-sama is the only one who sees the truth!” Tōsen snaps, his calm facade cracking for a second, revealing the fanatical zealot beneath. “The laws you so desperately protect are designed to maintain a system built on great sin. Aizen-sama seeks to tear down this hypocritical stagnation, and forge a world where true justice can reign without fear of death!”

Hisagi steps closer, full of complicated feelings. “Taichō... you taught me to fear my own blade. You taught me that fighting without fear is just slaughter. But Aizen... Aizen feels no fear! He feels no remorse! He is exactly what you warned me against!”

Tōsen tilts his head towards his former lieutenant. “Shūhei, you are still too young to understand the necessary weight of sacrifice. To cleanse a diseased body, one must occasionally burn the flesh. Aizen-sama is the scalpel.”

Kaname shifts on the stone slab, his hand resting on the severed stumps of his legs.

“You call Aizen-sama a monster,” Tōsen murmurs. “But the true monsters are the ones you currently celebrate as heroes.”

Komamura frowns, his eyes narrowing. “The Ryoka? They saved the Seireitei from Aizen's plot.”

“They are abominations,” Kaname states coldly, remembering the silence of the technique that had severed his Negación beam – an isolated dimension that should have been impenetrable. He recalls the suffocating gravity of the girl's reiatsu, a pressure that felt like staring into the maw of an inescapable abyss.

“The girl... Kurosaki Mikan,” Tōsen warns, turning his face towards Komamura. “She does not fight for justice or peace. When her blade struck the dimensional barrier, I felt the nature of her soul. It is a consuming void. Aizen-sama seeks to rule the heavens, Sajin... but that girl seeks to eclipse them. You are harbouring a destroyer within your walls, and you are too blind to see it.”

Komamura stares at his fallen friend, witnessing the fanatical conviction in Kaname's posture, and realises that the man he knew is truly gone.

“You are lost in the dark, Kaname,” Sajin says softly, bowing his head.

“I have never seen more clearly,” Tōsen replies, turning his face back towards the stone wall.

Komamura turns away, his heart heavy with grief. He walks away from the cell with Shūhei accompanying him, trying to compose himself.

“Komamura-taichō,” Hisagi asks quietly as they step outside into the sunlight. “Do you think what he said about the Kurosaki girl is true?”

Sajin looks up at the sky, recalling the crushing weight of the girl's spiritual pressure on the Sōkyoku Hill, and the casual, terrifying ease with which she had shattered an impenetrable dimensional barrier.

“I do not know, Shūhei,” Sajin rumbles, his expression grim. “But the universe is shifting and we must remain vigilant. The age of peace seems to be over.”

None of them realise at this point how prophetic Tōsen Kaname's words will turn out to be, nor do they understand yet the true meaning of peace's end.

In the sprawling, dusty training courtyard of the Eleventh Division, Ichigo parries a heavy overhead strike, pivoting on his heel to deliver a swift, punishing blow to Madarame's ribs. The bald Third Seat grunts, skidding back with a thrilled grin splitting his face.

“You're holding back, Ichigo!” Ikkaku laughs, wiping sweat from his forehead. “The Fourth Division must be making you soft! Come on, swing like you mean it!”

“If I swing like I mean it, Unohana-san is going to yell at me for putting you back in a hospital bed,” Ichigo snorts, lowering his sword.

Yumichika sits on the veranda nearby, filing his nails. “I told you, Ikkaku. He lacks the aesthetic appreciation for a truly beautiful brawl.”

Before Ichigo can hurl an insult back at the Fifth Seat, the doors to the courtyard are kicked open, and the heavy spiritual pressure of the Eleventh Division Captain floods the yard. The surrounding unseated grunts immediately scramble back, flattening themselves against the walls in sudden fear, correctly assuming what's going to happen.

Zaraki stomps into the courtyard with his haori slung over one shoulder, his chest still wrapped in medical bandages from his previous fights. Yachiru sits on his shoulder, sucking on a lollipop. Kenpachi's eye immediately zeroes in on the orange-haired teenager standing in the centre of the dirt ring, and a massive grin stretches across his face.

“ICCHI!” Yachiru cheers, waving her sticky hands. “You came to play!”

“Ichigo,” Zaraki growls, his reiatsu flaring in blood-thirsty eagerness as he draws his Zanpakutō. “Four days ago, I woke up in the Fourth Division and you were already gone. I've been itching for round two.”

Ikkaku immediately steps back, his eyes wide with a mixture of awe and panic. “Uh, Taichō, you're supposed to be resting—”

“Shut up, Ikkaku!” Kenpachi barks without taking his eye off Ichigo. “Draw your sword, kid! Let's see if you can hit me that hard again!”

Ichigo sighs, looking at the battle-crazed captain. In any other circumstance, picking a fight with Zaraki Kenpachi would be a nightmare. But right now? The invasion is over, Aizen is gone. And Ichigo has a lot of lingering adrenaline from the execution hill that he hasn't completely burned off yet. So he gets ready for a fight.

“You're a maniac, Kenpachi,” Ichigo smirks as his own crushing reiatsu flares, eagerly meeting the Captain's heavy pressure. “But fine. Just don't start crying when I bust your stitches.”

Zaraki lets out an ecstatic roar of laughter. “THAT'S WHAT I'M TALKING ABOUT!”

The man lunges, bringing his blade down with great force, and Ichigo raises his Zanbatō, stepping directly into the strike. The resulting shockwave blows the roof tiles off the surrounding barracks, sending Yumichika and Ikkaku diving for cover as the two monsters happily resume their earth-shattering brawl.

Marechiyo whistles a happy tune, waddling down the peaceful street in the commercial district, which is lined with traditional tea shops and high-end confectioneries serving the nobility and high-ranking officers. He is carrying two massive, silk-wrapped boxes of imported, honey-glazed rice crackers. The total panic of the Ryoka invasion and the three captain's betrayal has finally died down, and he is greatly looking forwards to stress-eating in the safety of the Second Division barracks.

However, as he turns the corner, he suddenly stops dead in his tracks. A teenage girl with bright orange hair is walking in his direction, carrying a small and pretty paper bag from a nearby tea merchant.

Mikan pauses as she notices the large lieutenant, her mouth twitching in recognition.

Ōmaeda's face instantly drains of all colour as he recognises those completely deadpan, unbothered eyes. He recalls the horrifying, weightless sensation of being launched back into a pile of wooden barrels like a cannonball.

“Y-You!” Marechiyo squeaks, instinctively taking a huge step back, clutching his rice crackers protectively to his chest. “The... the gravity witch!”

The teenager simply tilts her head, her expression one of mild amusement.

“Good afternoon, Ōmaeda-san,” Mikan greets politely. She allows her gaze to drop deliberately to the silk-wrapped boxes in his arms. “I see you have successfully restocked your provisions.”

Marechiyo sweats profusely, backing up against the wall of a tea shop. “L-Listen here! You might be pardoned by the Sōtaichō, but that doesn't mean you can just wander around mugging seated officers! If you use that weird heavy-magic on me again, I'll call the guards!”

“There is no need for alarm,” Mikan reassures him, stepping closer and making Ōmaeda flinch. “I merely wished to offer my compliments. The premium rice crackers I... confiscated from you last week were of exceptional quality. The soy-glaze was particularly delightful.”

Marechiyo stares at her, his jaw slack. “You... you ate them?”

“Of course. It would be a crime to waste perfectly good carbohydrates during a siege,” Mikan replies innocently. She offers him a small, mysterious smile that radiates an unsettling, invisible threat. “Have a pleasant afternoon, Ōmaeda-san. Do try not to trip over your own chain again.”

Mikan turns and walks down the street, leaving a stunned man in her wake.

Marechiyo stands frozen against the wall for a full minute after she disappears around the corner. He looks down at his silk-wrapped boxes, hugging them tighter, terrified that if he drops one, it will suddenly weigh ten thousand pounds.

10 August, 2001 – Midday

The Twin Moons sit cross-legged on a barren hill several miles outside the Seireitei. There are no trees or boulders around; there is nothing that can cast a shadow, aside from their own bodies.

For Ichigo and Mikan, the lack of shadows is a strict, non-negotiable necessity. From her spotty memories of the original timeline, they know that Yhwach's Wandenreich operates within some kind of shadowy realm, an empire hidden within the shadows of the Seireitei. Therefore, if there are no shadows, there are no spies. Hopefully.

Mikan's Pesquisa is active and expanded, forming an invisible sensory dome around the hill – they are entirely alone. She holds the stolen, jury-rigged Twelfth Division datapad in her lap.

“I finished decrypting Urahara Kisuke's unredacted history,” she says quietly. “We need to step very carefully around that man, Ichigo. He is not what he projects himself to be.”

“Yeah, we already knew that,” Ichigo leans forwards to rest his elbows on his knees. “What did you find that rattled you so?”

“Let's just start from the beginning, and then later you will understand,” Mikan proposes sensibly.

Her twin nods agreeably to that.

“He is a bastard child,” she begins, glancing at the text on the screen, “sired by a noble man on a commoner woman. He was raised in the Wandering Soul City, specifically in the 62^nd District of West Rukongai. A difficult, impoverished district. He lost his mother when he was very young, leaving him orphaned, and he spent his early decades just surviving the slums.”

Ichigo frowns, the image of the cheery candy-shop owner conflicting greatly with a street-rat origin, even if intellectually he has always known the genius is more than he seems to be. “How did he become a captain?”

“His father found him during a mission,” Mikan continues to explain, scrolling down. “Kisuke was roughly the physical equivalent of a pre-teen at the time. His father brought him back to the Seireitei.” She glances at her brother. “The Urahara family is a minor retainer clan to the Great Shihōin Clan.”

Mikan taps the screen, pulling up a classified military dossier.

“Kisuke's intellect was incredible,” she continues, “and the Shihōin Clan Head noticed his genius very quickly. He was taken in as a ward and fostered alongside the heir, Yoruichi, and another ward, Tessai-san. Kisuke grew up as Yoruichi's personal retainer, trained as an assassin. His loyalty to her was absolute. But it is his career path that reveals his true nature.”

Ichigo's eyes narrow. “He didn't just open a science lab, did he?”

“Kisuke joined the Gotei 13 at the same time Yoruichi joined the Stealth Forces. He joined the Second Division and there, after a rapid ascent through the ranks, he eventually became the Third Seat, serving directly under Yoruichi,” Mikan looks up at her twin. “And as the Third Seat, he was involved with the Onmitsukidō. He was appointed the warden of the Ujimushi no Su – the Nest of Maggots – the underground prison where the Gotei 13 locks away Shinigami purely on the suspicion that they might commit a crime in the future.”

Ichigo feels a chill run down his spine despite the midday heat. A man who runs a preemptive political prison is a man who understands complete, ruthless control.

“That's where he met Kurotsuchi Mayuri, who had been imprisoned in the Nest of Maggots,” his sister shoots him a pointed look. “The residents of that prison aren't just people who theoretically might commit a crime; it's full of psychopaths and sociopaths, and all sorts of monsters.”

“He was promoted to Captain of the Twelfth Division later,” Mikan summarises, closing the datapad. “He founded the Research and Development Institute, invented a slew of stuff, created the Hōgyoku, got framed for the Visored Hollowfication incident, and then fled into exile with the help of Yoruichi and Tessai-san.”

She sets the device down on the ground.

“His nature is incredibly dangerous, Ichigo,” Mikan analyses clinically. “He is obsessive. He is possessive. He has shockingly low morals, and is fully prepared to commit atrocities if he deems them logically necessary. However... he is also unfailingly loyal to the small circle of people he considers 'his'. And ultimately, he seems to be more on the benevolent side... though he probably never does anything like that without reason or benefit.”

Ichigo rubs the back of his neck, processing the psychological profile. “So it is as we have always suspected. He's a predator wearing a bucket hat. Better an ally than an enemy.”

“He would be devastating as an enemy,” Mikan agrees in a grave tone. “Urahara Kisuke is an unfathomably dangerous man. He is unpredictable, which is perhaps the most perilous thing about him. This is why he must forever remain on our side. But a simple alliance of convenience is uncertain. He will help us fight Aizen, because he wants us to fight and defeat him. He hasn't succeeded to do so in the past century, so he needs us to do it now. But what happens after? He has the intellect to neutralise us if he ever decides we are a threat to him and his.”

Ichigo frowns at that, his mind racing with the probabilities. “Would he really think such?”

“Just because he was on Ichigo's side in the original timeline... it doesn't mean anything,” Mikan replies grimly. “We are not him. You are not him, brother, no matter how similar you are to him. You are not that selfless. There is absolutely no guarantee Kisuke will remain on our side, against anyone else who tries to off us for being too powerful, or too troublesome.”

She leans closer, staring intently at her twin. “He has to be bound to us in a way that ensures his dangerous intellect and raw spiritual power is never turned against us.”

“But how can we achieve such a thing?” Ichigo asks puzzled. “Blackmail? You did manage to get his unredacted history.”

“Absolutely not!” Mikan slams that idea down instantly. “No. Blackmail builds resentment. It would backfire on us, if not immediately then very quickly after. He is a genius – we might as well call him the genius of geniuses. I have no doubt he would get out of any blackmailing attempts and retaliate in a way we wouldn't expect or plan for. In simpler words, we would be toast, Ichigo.”

“That's...” Ichigo frowns hard at the ground, uncertain, before looking back up at his sister who continues to explain her logic.

“It doesn't matter how powerful we are or going to be. You and I are not geniuses, while he is an extraordinary one. He would figure something out,” she continues grimly. “After all, in the canon timeline, this super-genius had prevailed over Aizen, another mastermind with high intellect who had fooled everyone in the Soul Society. Kisuke's exceptional mind could be our downfall if we are not careful. So we need an assurance that he will never turn that incredible mind of his against us.”

“Mikan, aren't you being a bit too paranoid about this?” Ichigo questions, rightfully in his opinion.

“No,” his twin denies flatly. “He is a greater existential threat to us than anyone in this entire universe. Greater than Aizen. Greater than Yhwach. All Kisuke needs is a chance if he decides the world is better off without us. Just a chance and it's over for us. We probably wouldn't even notice when he decides to act.” She slowly shakes her head. “No, we cannot risk it, Ichigo.”

Mikan then sighs heavily, smoothing a hand over her long hair, before continuing quietly. “However, he won't ever do anything like that if we are family.”

Ichigo frowns at that, feeling confused. “What do you mean?”

For a moment, his sister only looks at him with an unreadable expression on her face, before it morphs into a decisive one. “I want that man, brother. He is the perfect ally and asset for us. And he seems to be quite suitable as a future partner.”

Ichigo freezes.

He blinks. Once. Twice. He stares at his twin sister, his brain totally halting for a second.

“Wait,” Ichigo blurts out, his voice cracking slightly. “What? Did I hear that right?” he asks with complete disbelief on his face. “What, you have a crush on him?!”

Mikan glares at him, her expression dropping into a flat, very unimpressed deadpan. “Don't be ridiculous, Ichigo. This is not some high-school romance. It's a permanent asset acquisition.”

“He's centuries old!” Ichigo protests, wildly gesturing with his hands.

“We are in the Soul Society; age is a completely irrelevant metric,” Mikan dismisses. “Besides, Isshin had been hundreds of years older than Masaki-kaa when they got married. So really, what does that matter?” She sighs then, her tone softening a bit as she further explains her logic. “Think about Karin and Yuzu. If we are going to wage war against Aizen, and then later Yhwach – and who knows who else as well – our family will be constantly targeted. Especially if we actually manage to defeat them all, revealing how powerful we truly are. However, if I wed Urahara Kisuke, we become family. His obsessive, ruthless loyalty transfers to us. He will protect Karin and Yuzu with everything he has; every terrifying, monstrous tool at his disposal. No one would ever dare touch them.”

Ichigo stares at her. It is undeniable. Having the smartest, most paranoid man in the universe permanently anchored to their family would make the Kurosakis practically invincible.

But the older brother in him violently rebels.

“Mikan, an arranged marriage?” Ichigo asks quietly, very concerned. “Are you really going to be fine with that? Don't you... don't you want to fall in love? Have a normal family someday?”

Mikan looks away, staring out at the barren horizon. The calculating persona fades for a moment, leaving only the weary survivor of World War III.

“Romance is vastly overrated, Ichigo,” she murmurs, her voice devoid of emotion, though the silence beneath the words is deafening.

Ichigo watches her, realising there is a locked door in her past he has never tried to open. “Mikan...”

“During the war, before the bombs wiped out the grid,” Mikan continues softly, her eyes distant and unfocused. “I was in a relationship. I was in love. I thought we were surviving together. And we were, for a while.” She slowly turns her head to look at him. “But when the rationing failed... he was amongst the ones who betrayed me to a hostile scavenging faction just to secure his own supplies.”

Ichigo's breath catches in his throat. His fists instinctively clench into tight, shaking knots as a fierce, protective fury spikes in his chest.

“I survived,” Mikan states coldly. “He did not.”

She doesn't elaborate on how he died, but she doesn't need to. Ichigo can guess.

“That experience pretty much disillusioned me of the concept of fairy-tale romance,” Mikan says, picking the datapad back up. “Love can be a vulnerability. A contract, however, is much more reliable. I will be perfectly fine with an arranged marriage. It secures our family's safety, and it secures us Kisuke's intellect and loyalty. Besides,” she then adds for her brother's sake, “the marriage wouldn't happen until I'm an adult. That's years away. A simple agreement, a sort of betrothal will do just fine until then. I don't think he would dare go back on his word once the fighting is done. Not after witnessing how powerful we really are.”

Ichigo sits in silence. He gazes at his twin sister, feeling an aching sorrow for the betrayals she had suffered in her past life. He does understand why she is doing this. She is sacrificing the idea of a normal future to build an impenetrable fortress around Karin and Yuzu. And to ensure Ichigo and Mikan themselves will be safe from the super-genius, permanently.

However, Ichigo refuses to let her carry the emotional burden of the transaction alone. And he absolutely refuses to let Urahara Kisuke view his most beloved sister as a mere tactical manoeuvre.

“Okay,” Ichigo says finally, his voice steady and resolute. “We bind him to the family. But you don't propose the deal.”

Mikan blinks in surprise, looking in askance at her twin. “Why not?”

“Because if you propose it, it's a sterile business contract, and he'll see you as a tactician trying to put a leash on him. He'll respect your intellect, but he'll always keep a wall up,” Ichigo explains, his own strategic mind catching up. “I know you said you don't believe in true romantic love anymore, but I want you to have a chance at actually building a real relationship with him on a clean slate. So he needs to think it's entirely my idea.”

Mikan's eyes widen slightly. “You want to negotiate the terms with him?”

“I'll play the protective older brother who just realised how far out of our depth we really are,” Ichigo nods with a determined look on his face. “I won't threaten him or anything like that. As you said, we can't blackmail a guy like Kisuke. I'll just tell him we heard some things about his past while we were in the Seireitei. He will expect that anyway. I will keep it vague. Just enough to let him know we understand well what he's capable of. And what he wants.”

“A negotiation based on mutual necessity,” Mikan realises, shooting a soft, appreciative smile at her brother.

“Exactly,” Ichigo grins. “I'll bank on his desperation to beat Aizen. I'll offer him a straight trade. We will deal with Aizen. We'll deal with the Hōgyoku. We will clean up any messes he's made, past or future. But in exchange, he marries you – in the future. He provides absolute, unquestioning protection for you and the girls – from the moment the deal is struck.”

Mikan stares at her twin. The sheer unselfish love behind his strategy leaves her momentarily speechless. He is willing to shoulder the burden of the negotiation, presenting himself as the demanding leader, the ruthlessly overprotective brother, just to give her a chance at genuine happiness without the shadow of manipulation hanging over her future marriage.

“He will think you are using him as a glorified bodyguard,” Mikan notes, feeling slightly amused.

“Let him think whatever he wants,” Ichigo shrugs, not particularly bothered. “As long as he agrees, it works.”

An affectionate smile breaks across Mikan's face. “You are an idiot, Slayer.”

“Yeah, yeah,” Ichigo chuckles, leaning back on his hands. “So, when do I drop the deal on him?”

“Right after we return to the Living World,” Mikan plans, her mind organising the timeline. “Kisuke will be there... I recall something about him apologising to you? Or us now, I guess. Maybe it will not happen in this timeline, but perhaps it will. And when he humbles himself, his guilt will be at its peak. That is your opening.”

Ichigo nods at that, agreeing to the idea before he shoots another look at his twin. “Are you really, truly sure about this, Mikan? We barely know the man, personally.”

Mikan shrugs. “We already have a good enough relationship with him. Professional and distant, yes, but amicable. Once we are back, we can team up more firmly with him against Aizen and his cronies, and that way we will truly become allies. Then, once we dealt with the sociopath and his delusions of grandeur, we will concentrate on actually befriending him. Genuinely so.”

“Still...” Ichigo remains somewhat uncertain.

“You speak as if it's going to be a hardship. It's not,” Mikan assures her doubting twin. “He is a likeable enough person, rather entertaining in fact, from what we have witnessed so far. And he is easy to look at, quite handsome.”

“That's true,” Ichigo agrees, because Urahara Kisuke is really a very handsome man.

“See? All will be well, I'm sure of it. We secure his loyalty with an engineered betrothal, followed by a marriage years later. In turn, we will deal with his enemies. It's a win-win,” Mikan finishes with a firm nod. “It's only logical. There is nothing more to it.”

“And because you are paranoid,” Ichigo points out wryly.

“And because I am paranoid,” Mikan agrees readily. “I didn't survive the apocalypse that was WWIII by being careless, Ichigo. And I'm not planning on being careless now.”

Ichigo snorts. “Who knows? Maybe you two paranoid weirdoes will actually end up happy.”

The Twin Moons sit together under the blazing sun on that shadowless hill, discussing the particulars of the proposed ultimatum.

10 August, 2001 – Afternoon

After having planned out their grand, matrimonial trap for the exiled, genius scientist, Ichigo and Mikan return to the Seireitei, walking leisurely through the streets. As they turn the corner into a bustling residential district, a familiar, petite figure marches towards them.

“There you are!” Rukia crosses her arms, glaring at them with her best attempt at authority. “Ichigo! Unohana-taichō explicitly ordered you to rest after that ill-thought out fight of yours with Zaraki-taichō. Where have you been?”

“Sightseeing,” Ichigo lies without a blink, shoving his hands into his pockets. “The Seireitei is huge. Didn't want to spend days staring at the ceiling.”

“You are still recovering from trauma,” Rukia scolds as she falls into step beside them. Ichigo just rolls his eyes, wondering if all Shinigami are this dramatic about some minor injuries. “If you wander around unaccompanied, you might run into—”

“OH. MY. SOUL KING!”

Rukia freezes, making Ichigo and Mikan pause. Matsumoto steps out of a nearby sweets shop, her eyes widening, practically sparkling as she zeroes in on the twins.

“You two are absolutely gorgeous!” Rangiku squeals.

Before Ichigo can even take a defensive step back, the blonde crosses the distance and forcefully pulls him into a suffocating, very inappropriate hug, crushing his face directly into her very generous cleavage.

“Mmrph?!” Ichigo flails wildly, his face turning a brilliant shade of scarlet.

“And you!” Rangiku totally ignores Ichigo's muffled panic, reaching out with her other arm to drag Mikan into the hug. “Your bone structure! Your incredibly hair! You're like a pair of identical, high-fashion models! Oh, we are definitely keeping you!”

Mikan stands rigidly in the tight embrace, expression deadpan as she looks over the woman's shoulder at Rukia, silently urging her to do something.

The Kuchiki sighs, rubbing her temples. “Matsumoto-fukutaichō, please unhand the twins.”

“Ran-Ran! Did you find the snacks?!”

A tiny blur of pink hair rockets down the street, quickly landing on Rangiku's shoulder. Yachiru beams, holding a half-eaten ichigo daifuku. “Oh! It's Icchi and Mika-Mika!”

“I found something better than snacks, President!” Rangiku cheers, finally releasing the traumatised, breathless Ichigo and the now scowling, unamused Mikan. “Fresh meat for the Association!”

“Association?” Ichigo gasps for air, rubbing his red face. “What Association?”

“The Shinigami Women's Association!” Yachiru declares proudly, pointing at herself. “I'm the President! Nana-chan is the Vice-President, but she's usually busy doing boring paperwork for Shun-Shun. You guys should come to our secret headquarters!”

“We have a secret headquarters?” Rukia asks bewildered.

“Of course!” A new, sultry voice sounds from the rooftop, and Yoruichi drops down to the street in her human form, grinning widely. Suì-Fēng follows closely behind her, looking flushed and flustered by the Flash Goddess' mere presence.

“Yoruichi-sama is our esteemed guest,” Suì-Fēng mutters, pointedly glaring at the twins, before looking back at Yoruichi with utter devotion.

“More like the new Chairwoman!” the former Shihōin Clan Head laughs.

“Then I am the Vice-Chairwoman from now on!” Suì-Fēng immediately lays claim on the position.

“Come on! I'll show you the secret tunnel!” Yachiru cheers, grabbing Mikan's hand and pulling her down the street.

“Uh... I will just...” Ichigo gestures in the opposite direction, intending to swiftly get away.

“Not so fast!” Rangiku grins, grabbing onto him and dragging the boy after the others.

Later, the group is standing in front of an unassuming, overgrown patch of bushes on the edge of the Sixth Division territory. Yachiru confidently pulls back a thick layer of vines to reveal an expertly dug, surprisingly wide dirt tunnel.

Rukia stares at the opening, her jaw slack. “Wait, I know this perimeter. This leads directly under the walls of the Kuchiki Manor!”

“Yep!” Yachiru nods, crawling happily into the dirt.

“You dug a tunnel into my brother's estate?!” Rukia shrieks, horror washing over her. “If Nii-sama finds out, he will execute all of us!”

“Oh, relax, Rukia,” Rangiku waves her off, practically shoving Ichigo into the hole. “Kuchiki-taichō never checks the western gardens! It's perfectly safe!”

Ichigo and Mikan exchange an amused look. They crawl through the tunnel, eventually emerging into an expensive-looking, walled-off private garden within the Kuchiki Estate.

However, the garden is no longer a traditional zen retreat. A huge, sparkling blue swimming pool has been constructed in the centre of the manicured lawn, with colourful beach chairs and umbrellas littering the grass.

“Welcome to the HQ!” Yoruichi laughs, stretching her arms.

“You built a swimming pool in the Kuchiki estate,” Mikan observes with a look of admiration for the sheer disrespect.

“The funding was easily diverted from the Sixth Division's budget,” Nanao says, stepping out from behind a privacy screen, holding a clipboard. “Kuchiki-taichō's financial accounts are quite robust. It didn't even make a dent.”

Rukia looks like she is about to hyperventilate and pass out.

For the next hour, the Kurosaki twins sit on expensive beach chairs. Ichigo feels awkward being the only male around, averting his eyes as Rangiku and Yoruichi lounge by the pool in skimpy swimsuits. Mikan meanwhile is busy deflecting Suì-Fēng's intense, territorial glares. It is a bizarre but entertaining glimpse into the off-duty chaos of the Gotei 13.

And then, the sliding shōji doors of the main manor house open with a slow, ominous clack.

Byakuya steps out onto the veranda, wearing casual, very expensive silken robes, holding a cup of tea. His sweeping gaze finds the uncovered dirt tunnel, then the beach chairs, and finally, the massive, unauthorised swimming pool currently occupying his ancestral garden.

The air pressure in the garden plummets, and the Shinigami Women's Association freezes. Rangiku slowly sinks lower into the water, while Yachiru just cheerfully waves at the man. Rukia meanwhile looks like she is preparing to offer her neck to the executioner again.

The man remains silent and unblinking as he slowly sets his teacup down onto the railing. Then, he draws his Zanpakutō.

“Scatter, Senbonzakura,” Byakuya states with a chilling voice. His blade turns into a thousand glowing pink petals that swarm forwards like a beautiful but merciless typhoon, targeting the infrastructure, while Rangiku scrambles to get out of the way.

With a deafening series of shreds and crashes, the swimming pool is completely obliterated. The beach chairs and umbrellas are turned to splinters, and the water erupts, flooding the manicured lawn and washing the dirt tunnel into mud.

The pink petals recede, and Byakuya sheathes his sword with a sharp click. He looks at the dripping, terrified women standing rigidly in the middle of the ruined garden, and the two totally unbothered teenagers sitting on the only two intact chairs left in the yard. Yoruichi is grinning, still relaxed and much amused, while Suì-Fēng pretends as if nothing has happened. Yachiru is stomping around playfully in the flooded grass.

“Ise-fukutaichō,” Byakuya commands monotone, his eyes deadpan.

Nanao stiffens, adjusting her glasses with a trembling hand. “Y-Yes, Kuchiki-taichō?”

“You will explain to me,” the Clan Head says, his tone freezing the remaining pool water, “why the Shinigami Women's Association is conducting aquatic exercises in my private estate.”

Entertained, Mikan lifts her cup of iced tea, taking a slow sip. “Your brother is so dramatic, Rukia.”

“Please be quiet before he kills us all,” Rukia whimpers into her hands.

The Eighth Division reception room is spacious, airy, and currently serving as the emergency, makeshift headquarters for the Shinigami Women's Association.

After Captain Kuchiki's totally unnecessary destruction of their unauthorised swimming pool, Nanao swiftly relocates the dripping, grumbling women to her own barracks to dry off.

Rangiku is wringing the water out of her long blonde hair, complaining loudly about the price of her ruined swimsuit, while Yachiru happily munches on sweet rice cakes, not particularly bothered by their current circumstances. Yoruichi and Suì-Fēng have since disappeared.

Ichigo and Mikan are sitting near the open veranda, completely dry and comfortable, sipping a cup of warm green tea and eating from the offered matcha snacks.

“I cannot believe he actually released Senbonzakura on a patio chair,” Rangiku pouts, accepting a fresh cup of tea from an unseated officer. “Kuchiki-taichō has zero appreciation for summer leisure.”

“It seems he has a deep appreciation for property value, Rangiku-san,” Mikan notes in amusement. “You did excavate his ancestral garden.”

The shōji doors slide open and Captain Kyōraku strolls into the room with his pink, flowered haori draped loosely over his shoulders. He carries a small ceramic jug of sake, looking very amused by the chaotic state of his reception room.

“My, my. It looks like a typhoon hit the Women's Association,” Shunsui chuckles, tipping his straw hat up.

“Taichō!” Nanao immediately stiffens, frantically adjusting her damp clothes. “I apologise for the intrusion! The... the previous venue experienced a catastrophic plumbing failure.”

“So I heard,” Shunsui smiles lazily. His eyes drift over the gathered women, before settling warmly on the two orange-haired teenagers near the veranda.

Kyōraku walks over, sitting down across the low table from the twins. He pours himself a cup of sake, his demeanour relaxed and friendly, though his gaze is sharp and assessing. He hasn't forgotten the crushing weight of the gravity that had pinned him to the ground just five days ago.

“You two are certainly making yourselves at home in the Seireitei,” Shunsui hums, taking a slow sip, before looking at Mikan. “I must admit, Kurosaki-san... your Zanpakutō left quite the impression on my knees. Gravity manipulation is an exceedingly rare and powerful affinity.”

“You flatter me, Kyōraku-san,” Mikan replies politely, meeting his piercing gaze without hesitation. “I merely utilised the element of surprise.”

“Perhaps,” Shunsui smiles, setting his cup down. “But a blade with that kind of crushing density... it requires a strong will to wield. What did you say its name was?”

“Shingetsu,” Mikan lies seamlessly, her voice calm and steady.

Ichigo takes a slow, deliberate sip of his tea, keeping his eyes firmly locked on the garden outside so the Captain doesn't see the brief, amused twitch of his lips at the fibbing.

Kyōraku tilts his head, thoughtfully rubbing his scruffy chin. “New Moon,” his mind begins to parse the poetic mechanics of the name. “Ah. I see. The unseen moon. The phase of the lunar cycle where the sky goes completely dark, but the gravitational pull on the tides is at its peak.”

Shunsui smiles, impressed by the thematic resonance. “A blade that cannot be fully perceived, yet exerts an overwhelming and invisible crushing weight. A very poetic and fitting name for a gravity-based Zanpakutō, Kurosaki-san.”

“You are very insightful, Kyōraku-san,” the girl bows her head slightly in acknowledgment. Internally, however, she is both entertained and satisfied.

He is brilliant, Mikan notes, her eyes unreadable. He analyses the lore, finds the poetic logic, and accepts the lie because it makes structural sense.

She deliberately chose the name Shingetsu, not just because it sounds similar to Shigetsu (and honours Shinrei as well), but because 'New Moon' implies shadows, tides and gravity. It perfectly masks the true, apocalyptic nature of her blade. After all, she isn't just manipulating gravity; she is wielding the absolute, light-consuming vacuum of the Void.

However, as long as the captains believe her Zanpakutō is tied merely to lunar gravity, they will never expect the spatial erasure, or the fate manipulation. They will scale their threat assessments to a heavy rock, totally oblivious to the black hole waiting to swallow them if they dare to threaten her or her family. Though, they do know about the dimension-cutting scythe, having witnessed its use on that Negación. Still, they probably believe it's just an extreme application of gravity warping space; some sort of ultimate technique. It's really not.

“Well, Shingetsu is certainly a blade I would rather have on my side than against me,” Shunsui laughs softly, before looking at Ichigo. “And your Zanbatō, Kurosaki-kun? Zangetsu, was it? The Slaying Moon.”

“Yeah,” Ichigo grunts, setting his empty teacup down. He leans back, resting his arms on his knees. “Don't look too deep into it, Kyōraku-san. We just hit things really hard.”

Shunsui chuckles, raising his sake cup in a casual toast. “I will drink to that. May your strikes always find their mark.”

As the Captain shifts his attention to tease his blushing lieutenant, Mikan and Ichigo exchange a loaded glance.

The misdirection is officially cemented into the highest echelons of the Gotei 13. The Captain of the Eighth Division has just philosophically validated her False Blade. When the time finally comes to unleash the true Shigetsu and Tenrai Tsuki no Hakaisha, the psychological whiplash will be absolutely devastating.

11 August, 2001 – Midday

The midday sun shines brightly over a well-kept courtyard in the Fourth Division barracks. On a shaded patio, a large iron pot bubbles invitingly over a controlled, open fire.

Ichigo and Mikan sit on the veranda, once again dressed in their provided dark blue yukatas. Across from them, Ganju is practically drooling as he stares at the steaming broth. Retsu sits beside the pot with a serene, unreadable smile on her face while Isane hovers attentively nearby.

“I gotta say, Unohana-taichō,” Ganju boasts loudly, rubbing his hands together. “You Fourth Division folks really know how to treat your guests! After sleeping in the dirt and dodging Shinigami for a week, several hot meals are exactly what the doctor ordered! Thank you!”

“It is our pleasure to accommodate the Sōtaichō's pardoned guests, Shiba-san,” Retsu replies in a gentle, soothing voice that somehow still commands absolute respect.

Rapid footsteps echo across the courtyard as Hanatarō sprints onto the patio, clutching a large woven basket filled to the brim with fresh leeks, daikon radishes and shiitake mushrooms.

“I-I have the ingredients, Taichō!” Hanatarō pants, nearly tripping over his own sandals, before hastily dumping the vegetables into the bubbling pot. “Fresh from the markets!”

Ganju leans over the pot, inhaling deeply, before his brow furrows.

Ichigo and Mikan peer into the pot as well.

“Yamada-san,” the girl points out calmly, looking up at the sweating medic. “It appears you have forgotten the protein. This is merely a vegetable broth.”

Ganju gasps, clutching his head. “No meat?! A celebratory stew without meat is a tragedy! What kind of host are you, Yamada?!”

Hanatarō freezes, all the colour draining from his face as he stares into the pot. “I... I forgot the meat! The butchers were out of poultry and I panicked! I am so sorry! Please forgive me, Unohana-taichō! Please don't execute me!”

The poor boy drops to his knees, bowing so furiously his forehead smacks the wooden deck.

“Do not fret, Yamada-kun,” Retsu says, her smile never wavering. “I anticipated there might be a shortage today, so I took the liberty of preparing something myself.”

Isane steps closer, producing a large wooden platter covered in thick cuts of rich red meat. With a pair of long chopsticks, Unohana elegantly slides the sliced meat into the boiling stew.

“Wild boar,” Retsu notes pleasantly, stirring the pot. “It should provide an excellent, hearty flavour.”

Sometime later, the stew is served. The Shiba immediately begins shovelling the food into his mouth like a starving man, tears of joy welling in his eyes.

“Oh man, this is delicious!” Ganju weeps around a mouthful of food. “The meat is so tender! It practically melts on the tongue! You are a culinary genius, Unohana-taichō!”

Ichigo takes a measured bite, raising his eyebrows in surprise. “He's right. This is really good.”

Mikan eats with impeccable manners, taking a slow sip of the rich broth. “Indeed, a perfect harmony of flavours,” she agrees politely.

Just then, Iemura steps onto the patio, carrying a stack of medical charts. He pauses as he takes in the sight of the Ryoka dining with his Captain.

Hanatarō looks up from his own small bowl, his curiosity getting the better of him. “Um, Unohana-taichō... the division pantry was completely empty this morning. Where did you manage to procure such high-quality boar meat on such short notice?”

Unohana takes a delicate sip of her tea, her serene, motherly smile firmly in place. However, the shadow cast by the veranda roof seems to darken her blue eyes just a bit.

“Oh, it was no trouble at all,” Retsu hums lightly. “A rather large, unusually tame wild boar was wandering aimlessly right by the front gates of our barracks. It seemed quite lost. It practically offered itself up for the pot.”

The patio falls dead silent.

Ganju stops chewing. The piece of meat in his mouth suddenly feels like a brick, and the chopsticks slowly slip from his trembling fingers, clattering against the wooden deck.

A large, tame wild boar. Wandering the Seireitei.

“Bonnie... chan?” Ganju whispers, his voice cracking with sheer horror.

Ichigo stills, his chopsticks halfway to his mouth. He slowly lowers his bowl, suddenly looking mildly nauseous as he stares at the piece of meat he was just about to eat.

Mikan, however, does not stop chewing. She swallows smoothly, taking another polite sip of her broth, totally unfazed by the horrific implication.

“NOOOOOOOO!” Ganju shrieks, scrambling away from the pot as if it contains poison. “BONNIE-CHAN! WHAT HAVE THEY DONE TO YOU?!”

He turns and sprints wildly out of the courtyard, tears flying from his face as he runs to desperately search the Seireitei for his beloved, potentially-digested pet.

Yasochika sighs, shaking his head and returning to his charts. Hanatarō looks like he is about to faint from the trauma of being an accessory to pet-murder.

Ichigo carefully sets his bowl down on the table, deciding he is suddenly a vegetarian. He shoots a wary, unsettled look at the Captain of the Fourth Division.

Unohana simply smiles back at him, her expression pleasant, innocent and terrifying.

“Are you not hungry, Kurosaki-san?” Unohana asks gently.

“I'm stuffed, thanks,” Ichigo mutters, subtly pushing his bowl an inch away.

Mikan reaches over with her chopsticks, seamlessly plucking the remaining piece of boar meat from her brother's bowl, dropping it into her own.

“My compliments to you, Unohana-san. You are a very gifted cook,” she says politely, taking another bite, entirely unbothered.

11 August, 2001 – Afternoon

Ichigo and Mikan are taking a leisurely stroll through the heart of the Court of Pure Souls, enjoying the rare, uninterrupted peace of the afternoon. Their lunch that day might have ended up a bit unsettling – the whereabouts of Bonnie-chan still remains ambiguous – but otherwise Ichigo is in high spirits.

“YORUICHI-NEE-SAMA! PLEASE LET ME CARRY YOUR BAGS!”

The twins stop walking as they see Yoruichi striding down the path towards them, still back in her human form and wearing a very amused smirk. A young boy with dark skin and black hair held in a high ponytail clings desperately to her arm, looking like a hyperactive, wealthy puppy. He is wearing the elaborate, expensive robes of a Great Noble Clan Head, but he is currently acting like an overeager servant.

“I don't have any bags, Yūshirō,” Yoruichi laughs, easily dragging the boy along with her. She spots the twins and raises a hand. “Yo! Ichigo, Mikan!”

Yūshirō freezes, immediately letting go of Yoruichi's arm. He straightens his robes, clears his throat and desperately tries to adopt the dignified, imposing aura of the twenty-third Head of the Shihōin Clan.

He looks at the two orange-haired teenagers, his golden eyes widening slightly as he feels the dense feeling of their dormant spiritual pressure.

“So,” Yūshirō states, trying to make his voice sound deep and authoritative, though it cracks slightly. “You are the Ryoka who invaded the Seireitei. The ones Nee-sama chose to guide.”

“We are,” Mikan answers evenly, offering a polite nod. “I am Kurosaki Mikan, and this is my brother, Ichigo. It is a pleasure to meet you.”

Yūshirō blinks, disarmed by her manners as he has expected unrefined thugs. “Ahem. Yes. Well. I am Shihōin Yūshirō. It is... acceptable to meet you.”

“Don't let him fool you, he's a giant crybaby,” Yoruichi snickers, resting her elbow on her little brother's head, leaning her weight onto him.

“Nee-sama!” Yūshirō whines, his dignified facade shattering as his face flushes darker. “I am trying to project authority!”

Ichigo lets out a quiet snort of laughter, crossing his arms. He looks at Yoruichi, and then down at the embarrassed, loyal little brother. It is a dynamic he is intimately familiar with.

“He's a good kid,” Ichigo grins, the warmth of an older brother entering his voice. “Must be tough, trying to keep up with her.”

Yūshirō looks up at Ichigo, surprised by the genuine empathy in the taller boy's eyes. “She is the greatest martial artist in the world! It is an honour to strive for her approval!”

Mikan smiles faintly. “A noble pursuit, though I recommend you do not let her bully you too much. Older siblings have a terrible habit of throwing their weight around.”

“Hey!” Ichigo protests, shoving his twin's shoulder.

“I am merely stating facts,” Mikan deadpans, not moving an inch.

Yoruichi bursts into loud laughter, slapping her little brother on the back. “I like these two! Come on, little brother! Let's take the Kurosakis to the Shihōin Estate. The chefs made those sweet buns you like!”

Yūshirō's eyes light up, his noble decorum completely forgotten. “The sweet buns?! Really?!”

The four of them walk down the street together, the sounds of sibling ribbing and amused laughter echoing around them.

12 August, 2001 – Morning

The corridors of the Fourth Division are usually a place of strict medical order. Hitsugaya is currently doing his best to completely ignore that order.

The Tenth Division Captain is shuffling down the hallway, leaning heavily against the wall. His upper torso is wrapped in thick, white medical bandages, concealing the healing wound of the deep, near-fatal slash Aizen had delivered to his chest less than a week ago. He is pale, sweating, and glaring at the floorboards with stubborn determination.

I have to get back to the barracks, Tōshirō thinks, gritting his teeth as some pain yet flares in his chest. Hinamori is still catatonic, the Fifth Division is leaderless, and my desk is probably buried in incident reports. I don't have time to lie in bed.

He rounds the corner, aiming for the southern exit, but instead of an empty hallway, he nearly crashes into a tall teenager wearing a shihakushō.

Ichigo blinks, looking down at the small, white-haired Shinigami currently clutching his bandaged chest and teetering towards the wall. Mikan stops beside her brother, calmly assessing the escaped patient.

“Whoa, easy there, kid,” Ichigo says, instinctively reaching out a hand to steady the child before he falls over. “You look like you're about to pass out. Are you lost? The paediatric ward is down the other hall.”

Hitsugaya's eyes snap up, his reiatsu flaring defensively, though it immediately sputters due to his injuries and not yet fully replenished reiryoku.

“I am not a kid!” Tōshirō snaps, his scowl deepening as he glares up at the orange-haired Ryoka who tore the Seireitei apart. “I am Hitsugaya Tōshirō, Captain of the Tenth Division. And it's Hitsugaya-taichō to you!”

Ichigo stares at him, thoroughly unimpressed. “Right. Whatever you say, Tōshirō. Where's your nurse?”

“It is Hitsugaya-taichō!” the boy captain hisses, his face flushing with irritation. He tries to push past them. “Move aside, Kurosaki. I have a Division to run and paperwork to authorise.”

“You seem to have a still healing injury across your sternum,” Mikan corrects smoothly, stepping effortlessly into his path to block the hallway. “If you elevate your heart rate by walking all the way to the Tenth Division, you will tear your stitches, bleed through those bandages, and collapse in the middle of the street.”

“I am fine!” Tōshirō argues stubbornly, though he is actively leaning on the wall to stay upright.

“Taichō!” A loud, exasperated wail echoes down the corridor. Matsumoto comes sprinting around the corner, her long blonde hair flying behind her. She skids to a halt, putting her hands on her hips as she glares at her superior.

“I turned my back for two seconds to get fresh water, and you bolted!” Rangiku scolds, marching over. She notices the twins and her stern expression immediately vanishes, replaced by a radiant, delighted smile. “Oh, Ichigo! Mikan! Good morning!”

Ichigo reflexively takes a step back, remembering the suffocating hug from two days ago. “Morning, Matsumoto-san. Your captain is trying to make a jailbreak.”

“I am not making a jailbreak!” Tōshirō protests, glaring at his lieutenant. “Matsumoto, we have a mountain of administrative work! I cannot just lie there while the Seireitei is in chaos!”

“The Seireitei survived for a thousand years before you became a captain, Tōshirō,” Ichigo points out dryly, crossing his arms. “It'll survive you taking a nap.”

“It is Hitsugaya-taichō to you!”

Mikan tilts her head in mild, polite concern. “Tōshirō-san. I observed Unohana-san in the courtyard earlier. Her smile was exceptionally serene this morning. I calculate an eighty-five percent probability that if she catches you out of bed, she will simply sedate you and tie you to the mattress for the remainder of the month.”

Tōshirō freezes. The Tenth Division Captain is a prodigy, a master of ice, and one of the strongest Shinigami in the Gotei 13. However, the mere thought of invoking Unohana Retsu's terrifyingly polite medical wrath sends an involuntary shiver down his spine.

Rangiku immediately seizes on the advantage. “She's right, Taichō! Isane-fukutaichō is already looking for the sedative needles! If you don't come back to bed right now, I'm going to tell them you're resisting treatment!”

Tōshirō looks at his grinning lieutenant, then at the deadpan, orange-haired girl, and finally at the boy who is currently looking at him with the same exasperated, protective expression an older brother uses on a stubborn toddler.

Defeated by logic, the threat of Unohana, and his own failing stamina, Hitsugaya lets out a heavy, wholly frustrated sigh.

“Fine,” Tōshirō grumbles, turning around and beginning the slow shuffle back towards his hospital room. “But bring the paperwork to my bed, Matsumoto! I am not resting!”

“Yes, yes, Taichō!” Rangiku cheers, winking at the twins, before hurrying after him to offer her arm for support.

Ichigo watches them go with an amused smile. “Stubborn kid.”

“He possesses an admirable, if foolish, sense of duty,” Mikan notes calmly, turning to continue their walk towards the First Division sector. “Come, Ichigo. Let us go enjoy the morning before the sun gets too hot.”

“Yeah, let's go,” Ichigo grins, falling into step beside her. “I wonder if we'll run into anyone else trying to escape the hospital today.”

12 August, 2001 – Afternoon

Ichigo and Mikan are walking back towards the Fourth Division barracks after an exploratory walk around the First Division. They are relaxed, their impending departure back to the Living World hovering in their minds.

Suddenly, a grating voice is heard from an intersecting street.

“Incompetent fools! I requested the reishi-calibration tools an hour ago!”

Mayuri stomps around the corner, flanked by his silent, submissive lieutenant and artificial daughter, Kurotsuchi Nemu. The Captain of the Twelfth Division has pieced himself back together after his humiliating defeat by the Quincy teenager, sporting a new look. There is now a golden frame around his face, and he no longer wears a hat, his blue hair styled into horns that frame his head. His black-and-white face paint is immaculate as always, though somewhat different from the previous design.

Currently, the man looks incredibly sour. Every time he opens his mouth to yell at Nemu, two rows of solid gold replacement teeth flash in the sun.

Kurotsuchi stops in his tracks as he spots the Kurosaki twins, his golden eyes narrowing into venomous slits.

“Ah,” Mayuri hisses, his golden teeth clicking together. “The Ryoka anomalies. I suppose I should congratulate you on avoiding my dissection table. For now.”

Ichigo stops, crossing his arms over his chest. He glares at the psychopathic mad scientist, recalling Uryū's burned-out powers and the horrifying files Mikan had downloaded. “Don't push your luck, goldilocks.”

Mayuri's eye twitches. “Insolent human trash!”

Mikan stares flatly at the captain, though she speaks politely enough. “Good afternoon, Kurotsuchi-san. We were just leaving.”

“See that you do,” Mayuri sneers, turning his back on them and resuming his march down the street. “Come, Nemu. We have actual science to conduct, away from the stench of these primitives.”

As Kurotsuchi takes a haughty, arrogant step, Mikan's eyes gleam with malicious delight. She extends a tiny, invisible thread of Fullbring energy directly to the pavement beneath the man's unique shoes, commanding the soul of the thick rubber soles on the Captain's footwear to maximise their elasticity to total, bouncy extremes.

When Mayuri confidently brings his right foot down on the ground, the rubber sole violently and comically rejects the active force. Instead of a solid step, the shoe acts like a high-powered trampoline.

“Wha—?!”

Kurotsuchi is instantly launched ten feet into the air, flipping upside down. He lets out an undignified, screeching squawk as he sails over Nemu's head, arms flailing wildly. He crashes head-first into a beautifully painted, expensive shōji screen belonging to the nearby archives building. The wood shatters as the captain tumbles into the building in a tangled heap of white-black robes and broken paper, slamming his jaw onto the hard edge of a sturdy bench.

Nemu blinks slowly as she looks at the gaping hole in the wall, and then turns her head back to the twins, her expression entirely blank.

Ichigo covers his mouth with his hand, his shoulders shaking visibly as he desperately tries to hold in a bark of laughter. Meanwhile, his twin smoothly straightens her robes, projecting an aura of polite innocence.

“My, my,” Mikan murmurs, her voice dripping with dry sarcasm. “The pavement in the Seireitei is remarkably treacherous this time of the year. Do ensure your captain applies some ice to his jaw, Nemu-san.”

Nemu offers a slow, respectful bow. “I shall inform him, Kurosaki-san.”

“I'M GOING TO VIVITHECT THE ARCHITECT WHO PAVED THITH THTREET!” Mayuri's muffled, furious lisp echoes from inside the building. Apparently, he once again lost several teeth.

Ichigo and Mikan turn and walk away, their footsteps synchronised. The moment they turn the corner, the boy bursts into a fit of breathless, wheezing laughter, leaning against the wall.

“You turned his shoes into trampolines,” Ichigo gasps, wiping a tear from his eye.

“I merely manipulated the variables,” Mikan grins, very satisfied with her second revenge-prank on the sadistic scientist. “A fitting farewell to the Gotei 13, wouldn't you agree?”

“Best vacation ever,” Ichigo grins widely.

13 August, 2001

The open plaza in front of the Senkaimon is crowded with Shinigami, while the Kurosaki Alliance stands near the gateway, ready to leave. Rukia is in front of them, finally looking healthy again, her spiritual pressure much more restored, though her eyes are full with complex emotions.

“You're really staying, then?” Ichigo asks, having just been informed of her decision.

Rukia nods with a small smile. “I am. The Soul Society is my home, Ichigo, and... I have much to discuss with Nii-sama, and with Ukitake-taichō as well. Bridges to mend. But I might return to Karakurachō for patrols eventually, depending on my orders. Either way, you haven't gotten rid of me yet.”

“We wouldn't dream of it, Rukia,” Mikan adds, stepping closer to them. “Take the time you need. Your room in the closet will be waiting for you.”

Rukia flushes slightly, laughing softly. “Thank you. For everything.”

Ukitake walks across the plaza, his long white hair swaying behind him. “Is everyone ready then?”

He smiles warmly at them before glancing at the Central Senkaimon. “Of course, I had the Kidō Corps incorporate a Reishi Henkan-Ki.”

Jūshirō looks back at the twins, reaching into his haori. “Kurosaki-kun, Kurosaki-san, here,” he holds out his hands in which are two identical, carved wooden pentacles featuring a stylised skull motif.

“What are these?” Ichigo asks, raising an eyebrow.

“Shinigami Daikōshō,” Ukitake explains, handing them over. “The Gotei 13 has officially recognised your actions. These badges will serve as your licenses; they will allow you to legally purify Hollows in Karakura Town without interference. They also function as spiritual separation tools, allowing you to easily step out of your physical bodies without needing Gikongan or Gokon Tekkō.”

Mikan takes her badge, her thumb brushing over the carved wood. Her Pesquisa instantly registers the dense, complex matrix of Kidō weaves hidden beneath the surface of the wood.

Tracking charms, audio surveillance, reiatsu limiters, Mikan speculates internally, feeling amusement at the blatant attempt at spying and control. The Gotei 13 pardons us, but they still fear us, so they want to put us on a leash.

“Thank you, Ukitake-san,” Mikan says aloud, offering a respectful nod before sliding the badge into her pocket. “We shall use them responsibly.”

Ichigo catches his sister's brief glance, having felt the Kidō buzzing in the wood too. He pockets his badge, giving the man a casual nod. “Yeah. Thanks, Ukitake-san.”

“Have a safe journey home, everyone!” Jūshirō smiles at the teenagers.

The Kurosaki Alliance turns, waving goodbye to Rukia and the gathered Shinigami, and then steps through the gateway.

The Senkaimon appears in the empty air above Karakurachō, the doors sliding open, and the group steps through the threshold. The moment they cross into the Living World, gravity reasserts itself.

“Aah!” Orihime shrieks as the ground is suddenly several hundred feet below them.

However, before the humans can panic and plummet, a large, unrolling sheet of thick, spiritually-reinforced parchment shoots through the air, catching them. Chad, Uryū and Orihime crash onto the flying paper carpet in a tangle of limbs and bags. Ichigo, and Mikan – who swiftly snatches Yoruichi the cat out of the air again – utilise Bringer Light, arresting their downwards momentum before lightly touching down on the flying paper.

Urahara sits cross-legged at the front of the flying carpet, while Tessai, Jinta and Ururu are situated further back.

“Welcome home, Kurosaki Alliance!” Kisuke greets them brightly and cheerfully. “I see everyone is in one piece...” he trails off mid-sentence, his eccentric persona evaporating as he suddenly turns serious.

He takes his bucket hat off, holding it to his chest and turns around on his knees, bowing his head in submission before Ichigo and Mikan, who is still clutching the cat. Uryū, Orihime and Chad freeze, staring at the shopkeeper. Yoruichi, who was about to demand the girl to put her down, stills as well.

“I owe you my deepest apologies,” Kisuke says sincerely. “I deliberately used you. I hid the Hōgyoku inside Kuchiki Rukia's soul, trapping her in a reiatsu-draining gigai, to prevent Aizen from ever getting his hands on it. I intended for her to turn human and live out the rest of her life in the World of the Living. I sent you into the Seireitei, fully aware of the lethal danger I was placing you in, without telling you anything about my true reasons, manipulating your heroic instincts for my own ends. I am truly sorry.”

Mikan looks down at the bowing man. Her chocolate-brown eyes are calm, assessing the genuine guilt radiating from his spiritual pressure. This is the perfect opening to execute the twins' plan. She shoots a subtle look at Ichigo, who acknowledges it with a flicker of his eyes.

“Please, raise your head, Urahara-san,” Mikan says quietly. “I understand the gravity of the choices you had to make. Aizen Sōsuke is a dangerous mastermind. You did what you believed was necessary. Although I do not like that you used us so, I hold no resentment towards you. I forgive you.”

Kisuke slowly raises his head, looking up at this remarkable girl. His deep silver-grey eyes widen slightly, a flicker of relief washing over him at her very gracious, mature forgiveness.

“Do not do it again, though. I will not forgive it easily a second time,” Mikan warns seriously.

Kisuke nods, equally as serious, before he shifts his gaze to her brother.

Ichigo does not say anything.

The teenager stands still, looking down at the shopkeeper. His eyes are blank, devoid of their usual warmth or casual annoyance. There isn't even a scowl on his face. He simply stares at Urahara, letting the silence stretch on.

One second... five seconds... ten seconds... the uneasy silence becomes oppressive. Uryū nervously adjusts his glasses, Orihime twists her hands around each other, Chad remains still as a statue. Tessai is unreadable, Ururu's eyes are wide in worry, while Jinta eagerly waits for the punch he's sure is coming. Yoruichi's whiskers twitch, her eyes narrowing as she registers the sharp aura radiating from the boy. Kisuke remains on his knees, a bead of cold sweat forming on the back of his neck as the boy's quiet stillness shreds his nerves.

Finally, the teenager speaks.

“We need to talk, Urahara-san,” Ichigo states in a low voice, his tone ominous and uncompromising, allowing zero argument. “Just you and me. At the Shōten. As soon as we land.”

Ichigo then simply turns his head away, crossing his arms as he looks out over the sprawling grid of Karakurachō.

Kisuke swallows hard, the knot of dread tightening in his stomach.

“...Of course, Kurosaki-san,” he murmurs, remaining on his knees.

As the flying carpet descends towards the quiet streets of their hometown, Mikan allows a faint, amused smile to touch the corner of her lips.

The bait was swallowed, and the trap is set, with the ultimatum ready to be delivered.

The Urahara Shōten is quiet as the group arrives, the flying paper carpet lowering gently into the yard close to the back entrance.

Once disembarked, Tessai immediately ushers Uryū, Orihime and Chad inside and to the front room, to offer them tea and snacks while giving his boss and the boy privacy.

“Where are Kon and Kai?” Mikan inquires, her arms tightening around the protesting cat.

Ururu blinks up at the teenage girl with wide, innocent eyes. “They are in the Benkyō Beya. They are doing some work Tessai-san has assigned them.”

“Hah, as if!” Jinta disagrees strongly with that. “The perverted dummy is probably lazing around in the hot springs while the other one does all the work. That useless piece of trash has been freeloading and clogging up the space in the shop for a week!”

Mikan swiftly excuses herself, taking the squirming, irritated Yoruichi with her – lest the cat decides to go and spy on a meeting she has no business attending – towards the underground study chamber, leaving her brother alone with the shopkeeper.

Kisuke leads Ichigo to his private back room, the door shutting behind them with a final thud.

Ichigo comes to a stop in the centre of the room, crossing his arms and never taking his eyes off the exiled captain. The handle of his great Khyber knife peeks over his shoulder.

Kisuke goes to stand near the low wooden table, his fan tucked away. He is unsmiling, not offering his usual cheerful banter due to the serious situation he has found himself in. There is a heavy, dangerous aura radiating from the sixteen-year-old boy, like a predator drawing a line in the sand.

“Please, sit down, Kurosaki-san,” the scientist offers quietly, gesturing to a floor cushion.

“I'll stand,” Ichigo replies shortly, his voice flat.

Kisuke slowly lowers himself onto a cushion, setting his hat on the table, before resting his hands on his knees. “I understand your anger. You have every right to strike me down for the deception I wove around you, your sister and your friends.”

“I'm not going to beat you up, Urahara-san,” Ichigo says, taking a slow step closer. “But we are going to have a very clear conversation about the future.”

Kisuke's eyes narrow slightly. “The future?”

“We learned a lot of things during our vacation in the Seireitei,” Ichigo begins, his tone shifting from angry teenager to calculating negotiator. “Aizen Sōsuke didn't just fake his death to steal the Hōgyoku. He slaughtered the Central 46 and took over the government. And apparently, he used their authority to dig through the Great Spirit Book Library.”

Kisuke's breath catches in his throat. He hasn't expected them to uncover the full scope of Aizen's political manoeuvring.

“We did some digging of our own,” Ichigo continues, keeping his voice even and letting the vague implication hang heavy in the air. “And we heard a lot of interesting stories.”

Kisuke goes still as the blood drains from his face. The cheery, harmless shopkeeper facade is totally shattered, replaced by the cold, ruthless, hyper-vigilant spymaster. He stares at the boy, realising the Kurosaki twins hadn't just fought the Gotei 13; they had managed to gather actual intelligence on him.

“I see,” Kisuke murmurs, his voice dropping into a dangerously soft, guarded register. “You are remarkably well-informed for a teenager, Kurosaki-san.”

“I have to be,” Ichigo states firmly, holding the man's gaze. “When you sent us through that gate, I thought we were just fighting a bunch of stubborn Shinigami with big swords. I didn't realise we were walking into a conspiracy mapped out by psychopaths. Didn't know how deep the rot went.”

The teenager uncrosses his arms, his reiatsu flaring with a protective aura.

“I have two eleven-year-old sisters waiting at home, Urahara-san. I have a dad who can't defend himself,” Ichigo says, leaning into the role of the protective older brother. “And I have Mikan. She's strong, but Aizen is a monster. And now that he has the Hōgyoku, he is even more dangerous. Mikan had fought him personally, and he had failed to cut her down. Then, she prevented one of his cronies to flee with him. A person like Aizen isn't going to take these failures calmly. He is going to come for my sister. He is going to come for my family.”

“He will,” Kisuke agrees quietly, the shared reality of the impending war bridging the gap between them. “Which is why we must ally ourselves against him. With your power and my intellect, we can—”

“An alliance isn't enough,” Ichigo interrupts sharply.

Kisuke blinks, thrown off balance. “Excuse me?”

“You're a pragmatic man,” Ichigo says, taking another step closer, looming over the seated shopkeeper. “You sacrificed Rukia to hide your invention because it was the logical thing to do. If the variables shift... if Aizen backs you into a corner... I have no guarantee at all that you won't sacrifice my family to win the war.”

Urahara opens his mouth to deny it, to promise he would never do such a thing, but the words die on his tongue. Because Ichigo is right. If it comes down to saving the universe or saving the Kurosaki family, the former Captain of the Twelfth Division will make the monstrous choice every time.

“You want a guarantee,” Kisuke deduces, his mind racing to calculate what the boy can possibly demand. “A binding vow? A blood oath?”

“I want a transaction,” Ichigo retorts, his eyes boring into the man's soul.

“Name your terms, Kurosaki-san.”

The teenager takes a slow, steady breath. The trap is about to be sprung.

“Mikan and I will deal with Aizen,” Ichigo promises, full of certainty and conviction. “We will be your vanguard. Aizen fled into Hueco Mundo with the help of a bunch of Hollows. He was so confident; he must have an army there. We will fight that army. We will deal with the Hōgyoku. We will clean up any messes you've made in the past, and any messes you might make in the future. We will win this war for you.”

Kisuke stares at him, stunned by the sheer magnitude of the offer. “And in exchange?”

“In exchange,” Ichigo says, his voice dropping to a low, uncompromising tone. “You are going to wed my twin sister.”

Urahara freezes, his jaw going slightly slack; the greatest scientific mind in the history of the Soul Society spectacularly short-circuits. He stares blankly at the orange-haired boy, convinced he has misheard him.

“I... beg your pardon?” Kisuke stammers, the eloquent, genius scientist at a loss for words.

“You are going to ask my sister to date you after she turns eighteen and will officially be considered an adult,” Ichigo elaborates, keeping eye contact. “You will ask her to marry you when she is nineteen. Have a nice, traditional year-long engagement. And you will wed her the summer she turns twenty.”

The silence in the back room is absolute. Kisuke sits frozen on his cushion, his eyes wide in utter disbelief. He has braced himself for extortion, blackmailing attempts, has expected demands for access to his underground laboratory, or perhaps a sworn vow of servitude.

He has definitely not expected an arranged marriage to a high-schooler.

“Kurosaki-san,” Kisuke breathes bewildered, finally managing to find his voice. “Are you... are you proposing a political betrothal? With me? To your twin sister?”

“I am proposing a guarantee,” Ichigo says firmly, leaning down slightly so he is directly at the man's eye level. “I know what you are, Urahara-san. I know about your work at the Nest of Maggots. With the Onmitsukidō. I am aware of your absolute, ruthless loyalty to your inner circle. Yoruichi-san and Tessai-san are practically untouchable because you consider them yours. You would burn the world down to protect them.”

Ichigo straightens up, his expression fiercely protective. “I want that loyalty directed at my family. If you wed my sister, you become a Kurosaki. You become family. And I know you will protect Karin and Yuzu with everything you have at your disposal. You will never view us as disposable pawns again.”

Kisuke stares at the teenager, the sheer, brutal pragmatism of the demand leaving him speechless.

It is an incredible strategic manoeuvre. The boy isn't asking for just a bodyguard, he is forcibly integrating the ultimate asset into his bloodline to ensure his family's permanent survival.

“Does your sister know about this arrangement?” Kisuke asks quietly.

“No,” Ichigo lies without missing a beat, maintaining the overprotective older brother persona. “And she won't know. Not until we turn eighteen. I will tell her then. I know my sister, Urahara-san. She trusts my judgment. When the time comes, she will agree. I will make sure of it.”

Kisuke exhales slowly, distractedly running a hand through his light blonde hair. His mind spins through a thousand different variables, desperately looking for a way out of the corner he has just been backed into.

“Kurosaki-san, I am centuries old,” he attempts to reason, reverting slightly to his self-deprecating persona. “I am an exiled criminal, a disgraced scientist. I am hardly suitable husband material for a vibrant young woman.”

“Age doesn't matter to Shinigami,” Ichigo shoots down the excuse immediately. “And Oyaji had been a captain too. Yeah, we learned about that as well. So he was also centuries old when he married Kaa-san. We're used to it. Besides, Mikan actually likes you well enough. She finds you entertaining. You're incredibly smart, powerful, much capable and competent. It will be a very beneficial arrangement for both of you.”

“You barely know me, Kurosaki-san,” Kisuke tries again, going for another angle. “Why are you so certain—”

“I told you, I know enough,” Ichigo interrupts firmly. “It's true that knowledge is not personal, but it is good enough to start with. Besides, while you will only begin dating Mikan when we are adults, I'm sure there will be many opportunities before that for us all to get to know each other better... in these troubled times ahead.”

With a sinking feeling, Kisuke realises that the boy has an answer for everything.

“Do not think of this as an ultimatum, Urahara-san,” Ichigo continues evenly. “Think of it as a transaction. You want Aizen dead, and I want the assurance that my sisters will be kept safe.”

Ichigo pauses for a moment, before leaning closer with a sudden, dark look on his face.

“But understand this,” he adds, his eyes boring into the man's with great intensity. “If something does happen to Mikan... well. To borrow my sister's phrasing... I will destroy you.” The boy straightens back up. “Perhaps it's a bit early for the shovel talk, seeing as you haven't even started dating yet, but it is better that you understand the consequences of failure early on.”

Kisuke stares at the teenager, utterly speechless.

For a century, he has felt tremendously guilty about creating the Hōgyoku, and the threat of Aizen Sōsuke has been looming over their heads for just as long. And now, this boy, who had just effortlessly shattered the Sōkyoku and rampaged through the Seireitei, offers him a golden ticket to win the war, demanding only his permanent, legally-bound loyalty in return.

It is a trap. It is definitely a well-executed, inescapable trap. And Kisuke has no choice but to step into it. He has been developing a Kidō seal specifically to use against Aizen and the Hōgyoku – the Kyūjūrokkei Kakafūmetsu – in case the reiatsu-draining gigai would not work. However, to successfully apply it, he requires the Kurosaki twins to work with him. Everyone else is under Aizen's complete hypnosis. Kisuke needs the hybrid twins, with their incredible power and potential, to weaken the man enough that the Ninety-Six Capitol Fire-Suspended Seal Destruction can activate and force the final checkmate on him.

Urahara slowly lowers his head as a wry, defeated, but rather fascinated smile spreads across his face.

“You are a remarkably terrifying older brother, Kurosaki-san,” Kisuke murmurs, abandoning any further attempts to wriggle out of the deal. He looks up, meeting Ichigo's gaze with total seriousness. “Very well. I accept your transaction. I will protect your family as if they were my own. And when the time comes... I will formally court Mikan-san.”

“Good,” Ichigo nods, immediately dropping his protective, threatening aura and turns to leave the room. “Glad we got that sorted out. We have a war to plan.”

As the boy walks out to rejoin the others, Kisuke remains seated on his cushion. He pulls his fan out, tapping it rhythmically against his chin as he looks at the empty doorway, his mind reeling from the sheer absurdity and the incredible brilliance of the verbal contract he has just agreed to.

An arranged marriage, Kisuke muses, letting out a soft, incredulous laugh. Aizen Sōsuke is plotting to overthrow the Soul King, and Kurosaki Ichigo is plotting his sister's bridal registry.

He shakes his head, completely bewildered, but also quite intrigued. It is going to be a very interesting few years.

Ichigo climbs down the ladder into the underground training field, the vast space echoing with loud, whiny complaints. He follows the sound of the voices past the rocky outcroppings, emerging into a small clearing near the hot springs.

“I was treated like a slave! A common housemaid!” Kon, occupying Ichigo's human body, is wailing, waving his arms dramatically as he paces back and forth. “Tessai-san made me scrub the floorboards with a toothbrush! And she—” he points an accusing finger at Mikan's human body standing still and rigid nearby, “—she just stood there and critiqued my form! It was psychological torture!”

“I was merely ensuring your output met the Master's standards,” Kai retorts in a polite, robotic voice.

Ichigo rolls his eyes, ignoring his Mod-Soul's theatrics. Instead, his gaze lands on his sister.

Mikan is sitting comfortably on a smooth rock with Yoruichi still clutched firmly against her chest, looking like a compressed, disgruntled ball of black fluff. The legendary Flash Goddess has spent the entirety of Ichigo's negotiation squished in a vice-like, inescapable cuddle.

Ichigo catches his sister's eye, giving a subtle nod. It's done. He took the deal.

Mikan's eyes gleam with hidden satisfaction, and she smiles, finally loosening her iron grip.

“Thank you for keeping me company, Yoruichi-san,” she says politely, opening her arms.

The shapeshifter practically explodes out of the girl's grasp; she hits the dirt, her fur standing on end, looking like she has just been electrocuted. The black cat shakes herself, her tail puffed out to twice its normal size.

“You are a menace to society!” Yoruichi rumbles indignantly as she tries to flatten her ruffled fur with her tongue. “I have fought captains who exerted less physical pressure than your so-called hugs!”

Ichigo snorts, covering his mouth with his hand to muffle his laughter. “Looks like you met your match, Yoruichi-san.”

“Quiet, you!” Yoruichi glares at him, her golden cat eyes narrowing. She gives her coat one final, prideful shake to restore her dignity. “I need a drink. And space. Mostly space.”

With a blur of Shunpo, the black cat vanishes, rocketing back to the ladder to escape the terrifying grip of the Kurosaki girl.

A moment later, the door to Kisuke's private back room opens. Yoruichi pads silently in, expecting to find Urahara bustling about, drafting plans or analysing the data they had gathered from the Seireitei.

Instead, the exiled former captain is still sitting where Ichigo has left him, staring blankly at the empty doorway, his fan resting limply against his chin. He looks shell-shocked, a bizarre mixture of bewilderment, lingering apprehension and fascination etched across his features.

Yoruichi hops onto the low wooden table and sits back on her haunches, her whiskers twitching. She knows this man better than anyone in the world. It takes a monumental, world-shattering sort of revelation to render Urahara Kisuke truly speechless.

“What did the boy say to you?” the feline asks, breaking the silence. She tilts her head, eyeing him critically. “You look like someone just asked you to overthrow the Soul King.”

Kisuke blinks, snapping out of his daze. He looks at his oldest friend, thinking about the sheer audacity of Kurosak Ichigo, who has just confidently laid out the terms of a future marriage for his twin sister. The iron-clad trap that has just been so expertly closed around him.

Slowly, the eccentric merchant persona slides back into place, though it doesn't quite reach his eyes. He snaps his fan open, hiding the lower half of his face, and lets out a quiet chuckle.

“Oh, nothing quite so dramatic, Yoruichi-san,” Kisuke says, deflecting the question. “Kurosaki-san and I simply had a remarkably thorough... negotiation... regarding our future cooperative efforts. I must admit, the Kurosaki family is extremely protective of their own.”

Yoruichi's eyes narrow into sharp slits. She knows this man, having grown up alongside him, so she immediately recognises the deflection. There is a lingering, chaotic feel in his spiritual pressure that tells her he is hiding something significant. However, she does not press him. They have survived centuries of betrayal and war together; she knows her friend will come clean when he has fully processed whatever bomb that boy just dropped on him.

“Hmph,” Yoruichi snorts, turning her head to lick a ruffled patch of fur on her shoulder. “If you say so. Though, keep your guard up, Kisuke. Those two aren't normal teenagers.”

Behind his fan, Kisuke's smile turns into a wry, resigned smirk. You have absolutely no idea, Yoruichi-san.

Down in the training cavern, Ichigo forcefully shoves a Soul Candy dispenser against his physical body's mouth to extract Kon, while Mikan mirrors the action with Kai. The two Mod-Souls are deposited unceremoniously into the plush lion and the stuffed black cat, respectively.

Ichigo slides back into his physical shell, stretching his human arms, the dull ache of the Living World's gravity settling over his bones. Mikan straightens her green summer dress, ensuring it looks immaculate.

They climb the ladder, making their way out from the back storage room and fetching their bags, stuffing the plushies into them, before heading to the front of the shop.

Tessai is standing behind the counter, pouring fresh cups of tea. Chad, Uryū and Orihime are around the merchandise displays, looking very relieved to be sitting in a normal room.

“Alright,” Ichigo announces, stepping into the storefront, offering a small smile to his friends. “Time to go home.”

Orihime lets out a happy, tired sigh, picking up her backpack. Uryū stands up without a word, while Chad simply nods, silently making his way to the doorway.

“Thank you for your hospitality, Tessai-san,” Mikan says politely to the man.

“It was our pleasure, Kurosaki-san,” Tessai replies back. Jinta and Ururu wave from the corner, glad to see the group departing in one piece.

Outside, the streets of Karakura Town are completely normal. Cars drive by in the distance, cicadas buzz in the trees. The mundane world has continued spinning, totally oblivious to the battles waged in the afterlife over the past two weeks.

Ichigo and Mikan step out onto the street, their friends falling into step beside them. The twins look up at the clear blue sky. They had crossed the dimensional boundary and infiltrated the most secure fortress in existence. They had drawn the ire of gods, shattered the skies and the laws of the Seireitei, and returned with their Alliance and family intact.

They have played the pawn, and successfully captured the board. The masquerade of their childhood is officially over.

As the Twin Moons walk down the sunlit streets of their hometown, surrounded by the vanguard they have forged in fire, the silence of the afternoon feels like a deep, drawn breath.

The world is holding its breath, and the true war is about to begin soon.