The staircase did not climb. It wound like a spiral inside a throat.
Sickly green light seeped from the steps and cut through the oppressive dark. Every few paces, the stone vibrated beneath their boots: a low mechanical shudder that Kael's detective instincts marked as the Spire shifting gears.
Taryn walked three paces ahead. Her leather armor creaked as her fingers traced the alchemical bandolier, keeping the volatile vials from striking together. Lysara brought up the rear, the base of her staff tapping the stone in a maddening rhythm.
Clack. Clack. Clack.
Halfway up the ascent, the rhythm stopped.
Kael took two more steps before he recognized the silence as deliberate. He paused and turned his head. The movement felt heavy. His neck muscles spasmed while his brain calculated a wider turning radius than the narrow frame possessed.
Lysara stood three steps below him, her star-flecked obsidian skin casting no shadow in the green glow. She studied the twitching asymmetry of his shoulders.
"Your signature is fluctuating," she said. "The blue output from your palm is emitting an erratic frequency. A native climber's sigil does not stutter after a reset, Marcus. It burns out or stabilizes."
Kael turned fully and leaned against the rough wall. He let his posture sag on purpose, but the simple act became an awkward struggle. His mind ordered his spine to slacken while Marcus's core muscles locked to preserve a combat-ready center. The exhaustion of the Sigil Burn gave him an excuse.
"I told you. The fall broke something. My head is full of static."
"I've interrogated men whose minds were shattered by the Nameless Choir." Lysara stepped up. Her staff tilted forward, the position Kael had learned meant her focus was on a target. "They babble and scream. They do not study an environment with the precision you have shown since you woke. They do not change their dominant stance under pressure. Your mind pulls one way, while your flesh lags behind it and fights your reflexes."
Panic pricked Kael's chest. He kept his face still. He knew this interview room. When a suspect closed in on a contradiction, you reframed the evidence instead of denying it.
"You want to know why my stance was wrong?" Kael asked, lowering his voice to a harsh whisper. He raised his left hand and showed her the dark, unblinking sigil. "My brain wants to move right. It commands a right-handed block, the lead of a standard brawler. But this shell, these muscles, violently pull left. My tendons grind against my commands. I am fighting a civil war inside my own nervous system just to keep my balance."
Lysara studied him as she processed the technical explanation. She did not know he was a transmigrant, but she could see the mismatch between his intention and his execution.
"A systemic inversion," she murmured. "The Sea of Frozen Voices must have polarized your neural pathways when your soul crawled out of the song. Your conscious ego is misfiring against the Sigil-Bearer's somatic memory."
The tension left her shoulders in a short, hollow breath.
"If your mind and flesh keep wrestling for control, the upper floors will tear you apart. You cannot afford half a second of latency, Marcus."
"I'm learning the files," Kael said. He turned toward the stairs. "Let's keep moving."
The staircase tightened as it spiraled through the Spire. They stepped off the final stair into a deeper layer of the Mist-Shrouded Ruins.
The open floor plan had vanished. A claustrophobic labyrinth of cracked obsidian pillars rose from a flat, fog-choked plain. Colossal robed statues stood within the ruins, twice the height of a man. Their smooth, featureless faces stared into the starless void. They loomed from the gray shroud like dead sentinels, offering no clue about why they filled the Threshold or whose memory they preserved.
Fog rolled between the columns. Pale green light from the floor's fissures struck the statues and threw long, dense shadows across the ancient stone.
"The inner sanctum," Taryn whispered. Her hand snapped the wax seal from an alchemical bottle. "Watch the dark spaces between the columns; its layout shifts."
Kael drew the twin daggers. Loose crystal dust grated under his boots. He forced his weight into the rear hip and built Marcus's left-dominant southpaw guard from the lessons in the alcove.
Left foot back. Left shoulder forward. Deflect, do not block.
He repeated the points like police protocol. The posture remained artificial, a rigid mask fixed over fluid machinery.
The ambush came from behind.
The floor groaned. The colossal statues shifted in silence, blocking the way back and narrowing the passages between the pillars. From a pool of black shadow cast by a headless monument, a Shadowborn Hound erupted into the green light. It was woven from liquid shadow and raw malice.
Kael's Earth-born instincts panicked. His old right-handed habits seized control, bypassing the southpaw alignment. He swung his right dagger in a heavy arc aimed at the creature's core.
His body rejected the order. Muscles in his right shoulder tore as they fired without proper bracing. His left hip buckled into a counter-rotation his mind had not authorized. The physical friction was agonizing, like shifting a speeding car into reverse. The motion lagged by half a second. His swing skidded uselessly off the creature's black flank, and his spine twisted with it.
He lost his balance. The hound's crystal spur tore through his fabric and opened his shoulder.
The failed movement tore his shoulder open. He struck the floor with his teeth clenched against the pain.
"Marcus!"
Taryn's vial struck the hound and burst into green acid. The glass creature dissolved into smoking mist.
Kael pushed himself upright. Human-red blood ran from his right shoulder. The wound proved the latency would kill him. Mechanically forcing the stance was not enough. His mind still behaved like a separate passenger, shouting contradictory orders at a vehicle with another physical language.
The atmospheric pressure dropped.
A massive stone barrier shifted with a concussive boom and sealed Kael away from the others. A narrow, jagged fracture line ran along its base. Through it, he saw Taryn and Lysara trapped in a narrowing cul-de-sac as the monuments contracted.
The clinking of Taryn's vials stopped.
A Needle-Blight descended from the unseen rafters. Its slender spectral body wore tattered robes of woven shadow, and its edges bled into the fog. Long limbs ended in obsidian needles that lowered toward Taryn's exposed neck. She was pinned by the stone. Lysara swung her staff and opened a violet rift-shield, but the closing walls compressed the space and fractured the barrier.
They had seconds before the stone crushed them or the needles pierced them.
Kael examined the barrier. His investigator's eye found the weakness, a narrow fracture along the base of the crystal shard separating them. A strike with enough force would shatter the wall.
The flaw lay far to his left. He could not reach it with a right-handed brawl. He had to execute the practiced forward lunge, the four-piece motion driven from the left hip, with the blade extension carrying his center of gravity.
He held the daggers and looked at his reflection in the polished stone of a faceless statue. The face was Marcus Reed's. Inside it, Kael still clung to the rain, the car crash, the badges, and the sister he wanted to reach in Chicago. That attachment created the friction. Holding on to Kael Renard created the lag.
If he kept fighting the flesh, Taryn and Lysara would die, and he would follow them. He closed his eyes for one breath. His sister's memory remained bright, but it could not save the people trapped beyond the barrier.
I'm sorry, he thought. I must close the file.
Kael Renard stepped backward in the quiet of his mind. He let the old identity sit in the dark. He surrendered control, stopped forcing right-handed commands along a left-handed path, and became the vessel.
Mind and body synchronized.
The blue sigil flared and flooded the hall with absolute light. The heat of the Sigil Burn vanished beneath a cold rush of power that flowed down the blades.
He did not think or watch. His left foot drove into the stone. His hips rotated with precise martial force. The left runic dagger extended and struck the exact point of the fracture.
SHATTER!
The massive stone barrier cracked, then exploded. Dust and masonry burst across the clearing. Blue sigil light rippled through the debris and struck the Needle-Blight in its core. The creature released a layered screech, dissolved, and vanished into gray soot.
The statues stopped moving. The plaza settled into uneasy silence.
Taryn and Lysara fell to their knees, bruised and gasping but alive. Through the settling crystal dust, they looked up at the man standing before them, a man whose movements no longer stuttered.
The left dagger sat lower in his hand. This time, he knew exactly why.