Me and mikoto had dodged the wind beam it released it tore through the forest forming a trench that was close I would have survived and easily regenerated but definitely not mikoto.
The eagle was dying but it wouldn't lie down and accept it. The corrupted chakra inside it kept forcing the body to move, kept sealing wounds that should have been fatal, kept pumping that chemical fury through its veins like a second heartbeat. I could see it now that I'd gotten close enough to sink my spirit flames into its network, could feel the way the foreign energy writhed and twisted against my own chakra. The corruption wasn't random. It wasn't natural. It was designed. Someone had cooked up a formula that turned negative emotions into fuel, a biochemical weapon that weaponized rage itself, and these two beasts had been picked specifically because they'd fight long enough and hard enough to generate a feedback loop of pure hatred.
The angrier they got, the stronger the corruption made them. The stronger they got, the more damage they did to each other. The more damage they took, the angrier they got. A closed circuit of violence with no off switch, no circuit breaker, no mercy. A perpetual motion machine built on suffering.
They were supposed to fight until one of them killed the other, absorb all that accumulated negativity, and evolve into something worse. That was the endgame. A single creature, saturated in corrupted chakra, its mind burned away, its body transformed into something that existed only to destroy. Or they'd both die and whatever was left of their bodies would be so saturated with corrupted chakra that the whole area would be uninhabitable for years, a scar on the land that would poison anyone who came near. Either outcome worked for whoever had set this up. They were playing a numbers game, and they'd already won as long as we didn't interfere.
Unless someone interrupted the loop. Unless someone burned the corruption out before it could finish its work.
The eagle's one good wing beat frantically as it tried to stabilize itself in the air, each flap sending gusts of wind that stirred up dust and debris. Its flight was erratic, desperate, the movements of a creature that knew it was dying and couldn't understand why it wasn't dead yet. My earlier punch had cracked something in its skull, a hairline fracture that was slowly spreading through the bone. Mikoto's lightning had carved a trench through its chest that was still leaking black ichor despite the corruption's attempts to seal it, the wound reopening every time the beast moved. The eagle was running on fumes, burning through its last reserves of corrupted energy just to stay airborne. But fumes were still enough to fire wind bullets and swing those sword-sized talons, and the beast's red eyes were still fixed on me with that same mindless, manufactured hatred.
I landed on the ravine floor hard enough to crack stone under my sandals, the impact sending a shockwave up my legs and through my spine. My arms were sore from the force of punching through its passive wind barrier, the muscles aching in ways that had nothing to do with the bruises Kira had given me during training. My chakra reserves were still deep and infinite he fobut I could feel the drain of maintaining so many clones and spirit flame attacks simultaneously it causes strain on this human body. The fox in me was hungry. It wanted me to stop holding back, to use youki instead of chakra, to finish this beast the way I'd finished the Suna special jonin, with teeth and claws and the kind of raw spiritual power that left nothing behind but ash.
But Sakumo and Mikoto and Kira were right there, their chakra signatures bright and sharp against the fading corruption. They'd see the difference. They'd feel the shift in my energy. And explaining why my blue flames suddenly had a completely different energy signature, why they tasted like foxfire instead of chakra, why they moved with a will of their own—that wasn't something I was ready to do. Not yet. Not here.
Besides, I didn't need youki for this. I'd been paying attention during the fight, studying the way the corruption responded to different attacks, and I'd noticed something useful. The spirit flames worked differently on the corruption than regular chakra did. Fire Release burned it, sure, but the damage was surface-level, easy for the corruption to repair. My spirit flames didn't just burn it. They consumed it. The same way my flames could absorb chakra from enemy jutsu, they could pull the corrupted energy right out of the beast's network and convert it into fuel for themselves. Every time I'd landed a hit, the eagle got weaker and my flames got brighter. I was basically running a counter-loop against their feedback loop, turning their weapon into my weapon.
Which gave me an idea.
I weaved hand signs. Tiger. Hare. Boar. Ram. The sequence was familiar enough that my fingers moved on autopilot while my brain worked out the mechanics, each seal flowing into the next with the kind of muscle memory that came from hours of drilling. Fire Release techniques were my specialty now, the element that came easiest to this body, and I'd spent enough time experimenting with shape transformation to know that fire didn't have to be a ball or a stream or a wave. It could be whatever I wanted it to be, as long as I had the control to hold the shape and the imagination to conceive of it.
What I wanted right now was an arrow. Not a bullet. Not a missile. An arrow. Something thin and fast and precise enough to pierce through the eagle's corruption without wasting energy on the flesh around it, something that could reach the core of the infection and burn it out from the inside. I'd seen something similar once in another life, a technique from an anime that wasn't this one, a fire arrow that burned cities and left nothing but ash. I didn't need to burn a city. I just needed to burn one very stubborn bird.
Ryusei: Spirit Flame Release: Blazing Fire Arrow.
The name came out of my mouth before I'd finished thinking it, which was probably a bad habit—naming techniques in the middle of a fight was something the anime protagonists did, not people who wanted to survive—but it felt right. The fire gathered in my palm and stretched upward into a shaft of blue-white heat the length of my arm, the flames condensing and compressing until they were almost solid. It wasn't as big as the original technique from that other world of jujutsu kaisen yes it's literally just fuga but blue used by sukuna. It wasn't going to incinerate the landscape or leave a crater the size of a village. But it was dense and focused and humming with the same hungry energy that made my spirit flames dangerous, and I could feel it pulling at the corrupted chakra in the air around us, feeding on the ambient darkness.
The eagle had finally stabilized itself in the air, its one good wing finding a rhythm, its body no longer listing. Its infected eyes found me across the ravine, and the black veins along its neck pulsed faster, throbbing with that sick rhythm. It was drawing on the last of its corrupted reserves, burning through its remaining fuel to prepare something big. The wind around it started to spiral inward, condensing into a vortex that pulled dust and debris into its orbit. The air pressure dropped so fast my ears popped, and I felt the pull of the vortex even from here, tugging at my clothes, trying to drag me toward the beast.
I didn't wait to see what it was preparing. I drew the arrow back like I was pulling a bowstring, my arm aligned with my shoulder, my stance braced against the stone. Chakra flowed into the projectile, tightening the shape, sharpening the point, reinforcing the edges so it wouldn't dissipate before it hit. The spirit flames in my other attacks had been blunt instruments, area-of-effect weapons designed to cover ground and suppress movement. This was a scalpel. A surgical strike. Everything I'd learned about chakra control, every hour I'd spent drilling shape transformation in the Forest of Death, every lesson Kira had beaten into my muscles—all of it was focused on this single shot.
Kira: Ryusei, the corruption is spiking. Whatever you're doing, do it now.
Her voice carried across the ravine, sharp and urgent. Her Byakugan was no doubt tracking every energy fluctuation, watching the eagle's core pulse and flare as it prepared its final attack. She'd seen something I couldn't see, and she was trusting me to end this before whatever was coming arrived.
I released the arrow.
It didn't fly so much as it teleported. One moment it was in my hand, vibrating with barely contained energy. The next it was buried in the eagle's chest, right where the corruption's core was pulsing its last desperate beats, right where the darkness was thickest. The blue fire detonated inward instead of outward, collapsing into the beast's chakra network like a sinkhole opening under a building, pulling the corruption into itself and consuming it from the inside out. The eagle's scream cut off mid-shriek, choked out of its throat by the sudden absence of the energy that had been keeping it alive. Its one good wing locked in place, the feathers stiffening. The wind it had been gathering scattered in every direction, a pressure wave that flattened the remaining trees and sent loose boulders tumbling down the ravine walls. The force of it washed over me, hot and sharp, and I had to brace myself against the stone to keep from being knocked off my feet.
For a long second, nothing happened. The eagle hung in the air like a stuffed bird in a museum, its red eyes fixed on nothing, its talons still extended, its body suspended in the moment between life and death. The silence was absolute, broken only by the distant crash of falling stone and the whisper of the wind.
Then the corruption inside it started to die.
The black veins along its neck stopped pulsing, the color draining from them like water from a cracked vessel. The chaotic chakra that had been forcing its body to keep fighting guttered out like a candle in a vacuum, the flame flickering once, twice, and then going dark. The arrow had done exactly what I'd designed it to do. It had pierced through the corruption and burned it from the inside out, targeting only the foreign energy and leaving the beast's natural chakra network alone. What was left was just a very large, very injured eagle that had been running on borrowed time for the past ten minutes, held together by nothing but spite and poison.
The eagle fell. Its massive body dropped out of the sky like a meteor, wings limp, talons trailing, its descent as inevitable as gravity. It crashed into the ravine floor with enough force to shake the ground, the impact sending a shockwave through the stone that I felt in my knees. Dust and debris erupted in a cloud that washed over me and Mikoto and kept going, coating everything in a layer of gray powder that settled on our clothes and in our hair. The dust was thick enough to choke on, and I coughed, waving a hand in front of my face to clear the air.
When the dust settled, the eagle was motionless. Not dead yet. Its chest was still rising and falling in shallow, labored breaths, the rhythm irregular, the sound wet and ragged. But the corruption was gone. The darkness had been purged. And without it, the beast didn't have the strength to keep fighting. It was just an animal now, wounded and exhausted and finally, mercifully, at peace.
Mikoto: That was new.
She landed beside me, her blade still crackling with residual lightning that arced across the steel in fading sparks. Her dark hair was plastered to her forehead with sweat, and there was a smear of black ichor across her cheek that she hadn't bothered to wipe away. Her Sharingan was spinning slowly, the two tomoe tracking the eagle's vitals, confirming what we could already see. She was breathing hard, her chest rising and falling, but there was a satisfaction in her expression that hadn't been there before.
Mikoto: You've been holding out again.
Ryusei: I improvised.
Mikoto: You improvised a technique that looks like something out of the Warring States era. During a fight. Against an A-rank chakra beast.
Ryusei: I work well under pressure.
She snorted, but there was respect in it. The sound was short, almost reluctant, but it was there. Her dark eyes met mine, and the competitive fire that was always burning somewhere in her expression had shifted into something more thoughtful. She'd seen me fight twice now, and both times I'd pulled out something she hadn't expected. That was either going to make her a better ally or a more determined rival. Probably both. With Mikoto, it was hard to tell where one ended and the other began.
Across the ravine, the boar was still fighting, but barely. I could see Sakumo riding its skull like a sailor on a sinking ship, his white hair streaked with black ichor, his body swaying with the beast's movements. His tanto was buried deep behind its armored plating, the blade sunk to the hilt, and every time the boar tried to shake him off, he twisted the weapon a little more. Kira was at its flank, her hands moving through patterns that looked like Gentle Fist but didn't quite match the forms I'd seen before. Her strikes were faster, more precise, her palms hitting the same spots again and again, each impact sending ripples of chakra through the boar's corrupted network. She was doing something to the corruption with her strikes, something that made the black chakra writhe and spasm, something that was disrupting the foreign energy in ways I couldn't quite follow.
The boar's bellows had gone from furious to desperate, the sound higher in pitch, more ragged. Its legs were giving out, the joints buckling under its own weight. Its regeneration had stopped. Whatever Kira was doing to its core, it was working.
Then the eagle's corruption died completely, and the boar felt it.
The connection between the two beasts was clearer now than it had been all fight. When the eagle's corrupted core collapsed, the boar's core shuddered in response, the black energy inside it convulsing like something was trying to tear itself free. They'd been linked from the start, two halves of the same experiment, feeding off each other's rage, sharing energy, sharing pain. With one half gone, the other was suddenly starving. The boar's movements became sluggish, its attacks slower, its reactions delayed. Its corrupted chakra, already depleted from fighting Sakumo and Kira's precision strikes, started to cannibalize itself, burning through its own reserves trying to keep the loop going.
Sakumo noticed. Of course he noticed. He didn't miss anything. He twisted his blade and drove it deeper, severing the connection between the boar's brain and the corruption's hold on its nervous system. The boar's eyes rolled back in its skull, its body going limp for a moment as the foreign energy fought to reestablish control. Kira landed a final palm strike against the beast's chest, her chakra wedge splitting the core apart like a log under an axe, the black energy fracturing and dissolving into nothing. The boar collapsed with a sound like a mountain sighing, a deep, rumbling exhalation that seemed to come from the earth itself. Its armored body crashed onto its side, its tusks gouging trenches in the stone, and then it went still.
Silence fell over the ravine. Real silence, not the oppressive quiet that had greeted us when we arrived, the kind of silence that came after a storm had passed and the world was catching its breath. The air was still thick with dust and the smell of ozone and ichor, the sharp tang of burnt chakra mixing with the metallic scent of blood. But the pressure of the corrupted chakra was fading, the wrongness that had been pressing against my senses since we entered the forest finally lifting. I could breathe without tasting copper. I could think without the fox in my head snarling at the corruption, without the constant awareness of something dark and hungry lurking just out of sight.
Sakumo: Both beasts are neutralized.
He announced it like he was reading a mission report, his voice calm and professional. He pulled his tanto free of the boar's skull, the blade coming out with a wet sound, and wiped it clean on that impossibly white cloth. The cloth should have been black by now, soaked through with ichor, but somehow it stayed pristine. I didn't understand how, and I wasn't going to ask.
Sakumo: Mikoto, Ryusei, status.
Mikoto: Eagle's down. Alive, but not a threat. Corruption's been burned out.
Ryusei: Same on this side. Eagle's breathing but unconscious. We'll need to report this to the Hokage. Whatever was done to these things, it wasn't natural.
Sakumo: Good. Kira, confirm.
Kira's Byakugan pulsed as she scanned both creatures, her pale eyes tracking their vitals, their chakra networks, their remaining energy reserves. Her face was still pale from the effort of the fight, her chakra reserves lower than I'd ever seen them, but her voice was steady when she spoke. There was a new confidence in it, something that hadn't been there before.
Kira: The eagle's corruption is completely purged. The boar's core is destroyed. Both will recover if given time, but they won't be combat-capable for weeks. Their natural chakra networks are intact, but they need rest and medical attention.
Sakumo nodded and sheathed his tanto, the blade sliding home with a soft click. He looked relaxed, which was how I knew he wasn't. The White Fang's shoulders were loose and his breathing was even and his expression was calm, but his eyes were scanning the ravine walls with the kind of casual attention that missed absolutely nothing. He was tracking something. Watching something. Waiting.
Sakumo: Now. Let's talk about our observer.
I'd almost forgotten in the chaos of the fight. Almost. But the scent was still there, faint and patient and chemical, a thread of human presence that had been lurking at the edge of my senses since we arrived. Whoever had set up this experiment was still watching from the ridge, and they hadn't moved since the beasts went down. Waiting to see what we'd do. Waiting to collect data. Waiting for something I couldn't identify.
Mikoto's Sharingan spun faster as she turned toward the ridge, her dark eyes narrowing. Her hand tightened on her blade, the knuckles going white. Kira shifted her stance slightly, her pale eyes fixed on the same point, her body coiling like a spring. I let the spirit flames flicker around my knuckles, not attacking yet but making it clear that I had more to give if this turned into another fight.
Four of us. One of them. And they'd just watched us dismantle their experiment with a combination of brute force and tactical precision. They'd seen our techniques, our teamwork, our limits. They'd collected more data than we'd ever know.
Sakumo: Show yourself. The mission's over. Your beasts are neutralized. There's no point in hiding.
His voice was still calm, but there was an edge under it now, the promise of violence held in reserve. He wasn't threatening. He was stating facts. The White Fang didn't make threats. He made guarantees.
The wind moved through the ravine, stirring up dust and sending it swirling across the stone. Somewhere, a loose rock tumbled down the ravine wall, the sound echoing in the silence. And on the ridge, something shifted in the shadows. Not a retreat. Not an attack. Just a small adjustment, like someone settling in to watch a little longer.
They weren't running. They weren't afraid. And that, more than the corrupted beasts or the chemical scent or the coordinated ambush, was what made the hair on my arms stand up. We'd just torn apart something that should have killed us, and our audience was still interested. Still watching. Still waiting.
I didn't like that. I didn't like that at all.
Kira caught my eye from across the ravine. Her expression was unreadable, her pale eyes fixed on the ridge, but I felt the shift in her emotional texture. The cold weight was still there, that familiar pressure of duty and expectation and trapped fury. But underneath it, something else was moving. Something that had been sleeping for a long time and was just starting to wake up. She'd done something new in this fight. Broken a rule she'd been taught to never question. Stretched beyond the limits the branch family had placed on her.
And now she was looking at me like she understood what I'd meant on the training ground.
Create something new. Something the cage doesn't have rules for.
The observer watched. The beasts breathed their shallow, unconscious breaths. The dust settled across the ruined battlefield, coating everything in a fine gray powder. And Sakumo Hatake smiled the smile of a man who had been in worse situations than this and walked away from all of them, the expression sharp and confident and utterly without fear.
Sakumo: Alright. If they won't come to us, we'll go to them.
He stepped forward, his hand resting casually on the hilt of his tanto.
Sakumo: Team, form up. We're not done yet