The air inside Todoroki Shrine tasted like old dust and freezing salt.
The violent cold front from the harbor hadn't just chilled the timber; it had driven the temperature of the stone floorboards so low that the cold radiated upward.
My calf muscles micro-contracted involuntarily, fighting to maintain circulation against the freezing stone biting through the thin soles of my tabi boots.
Every breath I took scraped against my bruised trachea, a lingering consequence of Kagari's grip, and plumed into thick condensation that clung heavily to my eyelashes.
Idate knelt beside the dark-blue ceremonial table, his hands trembling slightly as he set down his three Ryūmyaku pieces. The stones didn't just glow; they emitted a low-frequency hum, a localized vibration that set my teeth on edge. The ambient chakra inside the shrine felt dense, pushing back against the freezing draft pulling through the open gables.
The housing for the final piece rested in the center of the altar, its multifaceted, crystalline surface etched with grooves so fine they looked like hairline fractures.
Naruto shifted his weight beside me. The floorboards groaned loudly under his boots, the sound echoing sharply in the cavernous room. I shot him a warning glance. The erratic, boiling red energy was gone, but the ghost of that glitching, disjointed boy still hovered in my peripheral vision. My bruised ribs ached in sympathy with his battered frame.
"Don't force it," I whispered, my voice rough.
I reached out and placed my palms against the sides of the crystal. The thermal shock hit instantly. The cold bit through my palms, leeching every ounce of heat directly from my skin and leaving my knuckles pale and stiff.
"Sylvie," Idate muttered, his breath pluming in a thick white cloud over the altar. "The alignment isn't mechanical. You can't just push. You have to feel the channels open."
I nodded, swallowing the metallic taste of adrenaline and bile still coating my tongue. I flared a tiny fraction of my remaining chakra into my fingertips.
The crystal reacted violently. A stinging static shocked my palms, forcing a piercing hiss through my teeth. The intricate grooves along the surface flared with a hostile, warning pulse of teal light.
Naruto leaned in, his jaw set. He reached for the top panel, his bruised, split knuckles hovering over the crystal. He looked ready to force the structure open like a stubborn jaw.
I slapped my hand over his wrist. The sudden movement pulled at my cracked ribs, stealing my breath.
"No brute force, Naruto," I rasped, my fingers digging into his skin. "If the chakra pathways misalign, it shatters."
He blinked, the feral intensity in his blue eyes dialing back a fraction. He didn't pull away, but the tight, sweat-slicked muscles of his forearm relaxed slightly under my grip.
"Right," he muttered. "Together."
I channeled my cooling chakra into his frantic pulses, feeling the dense muscle of his arm hesitate beneath my fingers under the weight of the crystal's resistance. A faint micro-chill radiated from his overactive network, shivering against my palm.
Idate picked up the first of his three pieces. He held it over the open compartment of the crystal. "I'm dropping the first node. Match the frequency."
He slid the stone into the slot.
A resonant clack echoed through the structure, followed immediately by a surge of teal chakra that pushed outward like a physical gust of wind. The crystal warmed instantly under my palms, the hostile freezing sensation vanishing.
"Second piece," Idate warned, his jaw tight with concentration.
He slotted it in. The vibration intensified, traveling up my arms and rattling my collarbones. The teal light bleeding from the grooves began to strobe erratically, a visual stutter that threatened to trigger the migraine lurking behind my right eye.
"It's resisting," Naruto grunted. Both of his hands were on the upper hemisphere now. The erratic vibration of his struggling muscles transferred directly through the crystal into my own hands, his feverish heat fighting the physical urge to wrench the panels into place.
"Don't force the flow!" Idate snapped. A thick bead of sweat formed on his forehead, condensing rapidly in the freezing air before dropping onto the altar. "It responds to the living network. Match my breathing. Sylvie, draw his heat out."
"I'm pulling," I rasped back, my ribs aching with the effort to speak. "Naruto, drop your pulse."
I closed my eyes, focusing entirely on the proprioceptive feedback in my hands. Naruto's chakra was running too hot, too fast—a lingering echo of his earlier overload. I pushed my own energy into the lower hemisphere, acting as a dampener, cooling the chaotic flow until the strobing light smoothed into a steady, rhythmic pulse.
"Third piece," Idate whispered.
He slid the final stone into the core.
The harsh resistance dissolved. I felt the internal channels finally give under the combined pressure of our synchronized chakra. Naruto and I rotated the hemispheres in unison, the organic energy guiding our hands until the tension yielded to a deep, resonant pulse of completion.
The crystal darkened beneath my hands, and the vibration stopped.
For three seconds, the shrine stood entirely silent, save for our ragged breathing. The sudden loss of chakra tension sent a deep ache blooming through my forearms, my pulse throbbing heavily against the bruised restrictions of my ribcage. A violent micro-shiver wracked my spine as the ambient cold crashed back over my stress-fatigued skin. I kept my palms flat against the dark crystal, acutely aware of the lingering, searing heat radiating from Naruto's hands, waiting as the shrine emitted a subtle, pre-activation tremor.
"Lift it," Idate breathed.
My arms trembled as Naruto and I hoisted the completed mass. The dense weight demanded a frantic redistribution of my stance, my core straining to compensate for my weakened posture as the crystal dug into my callused palms. We stepped toward the recessed niche built directly into the shrine's back wall.
Hankyō Kannon stood in the shadows beside the alcove, his deep-set obsidian eyes tracking our every micro-movement. The old wooden staff resting against his side hummed faintly in sympathetic resonance with the crystal. He didn't offer a word of instruction, his absolute stillness amplifying the crushing pressure in my chest.
We aligned the crystal with the hollowed niche.
"On three," Naruto whispered, his breath ghosting over my knuckles. "One. Two. Three."
We pushed it in.
The crystal seated itself into the hollowed niche with a deafening, organic THUD. A subtle vibration traveled directly outward from the niche, stirring a cloud of ancient dust particles that coated the back of my throat. A micro-tremor rippled along the floorboards, traveling up through the soles of my boots.
I yanked my hands back just as the ancient timbers above us groaned in protest. A faint, ozone-laced crackle spit through the freezing air, accompanied by a tiny chilling draft that prefigured the eruption.
A blinding, concussive wave of pure teal chakra erupted from the niche. The local air violently displaced, shoving my weight backward and stealing the oxygen from my lungs. A dense olfactory gradient of static flooded my sinuses.
The shockwave rolled across the ceiling, igniting a network of dormant seals carved into the timber.
The entire interior of the Todoroki Temple bloomed with a brilliant, overwhelming luminescence. The shadows didn't just retreat; they were eradicated. The intense light seared through my retinas, triggering a rapid, involuntary blink response before I threw my arm over my face, a dull, throbbing ache spiking behind my right eye as my pupils struggled to adjust to the teal glare.
The floorboards trembled continuously, a low, rumbling hum that resonated in the marrow of my bones. The pressure in my chest eased in concert with the crystal's steady pulse; the shrine felt almost breathable again.
I lowered my arm slowly, blinking away the teal afterimages.
My knees felt weak. I leaned heavily against the altar, my bruised ribs protesting the movement.
"Where's Fukusuke?" I asked, my voice barely more than a dry rasp cutting through the hum of the active seals.
Hankyō Kannon didn't blink. He stared at the glowing crystal, his expression entirely devoid of recognition.
"I have no idea who that is."
I let out a short, painful huff of breath that might have been a laugh.
My shoulders dropped, the agonizing, sustained adrenaline of the last forty-eight hours finally crashing.
The freezing draft pulling through the shrine didn't feel hostile anymore.
It just felt cold.