The loop on Latch's collar ring tightened again.
Metal met metal and held, and the pull came with a calm certainty that didn't need strength. Latch's shoulders jerked forward. His knees dipped. His breath broke into a small choking sound that tried to stay inside his throat and failed.
The bell's next pulse arrived before Mark could inhale fully.
Not louder.
Heavier.
It pressed on the chest and made ribs feel as if they were being squeezed from the inside. The cracked rib answered with a bright stab where the stiff board bit under the belt wrap. Breath thinned. The drain tightened at the same time, cruel and immediate, as if it had been waiting for the body to feel controlled.
Mark did not fight the bell by resisting it.
Resisting made the body rigid. Rigid bodies broke faster.
He dropped his center.
Not a fall.
A controlled sink that let his legs become springs instead of posts. The compromised knee stayed bent—already bent—so the drop didn't demand full extension. It demanded balance. Balance was being stolen by pressure, but balance could be rebuilt if the world stayed touchable.
His left hand stayed on the collar chain.
The chain bit into split skin where blisters had torn on his palm. Wet sting spread under his fingers. The pain was sharp enough to steal breath if he let it.
He didn't let it.
He gave the pain something to attach to that wasn't stillness.
He moved.
He turned the collar chain into a lever line and yanked Latch sideways rather than backward. Sideways forced the bodyguard holding the loop to shift his feet. Shifts created fractions.
Fractions mattered more than strength.
The bodyguard's stance widened. His boot scraped on stone. The loop slackened for a heartbeat as he adjusted.
Mark used the slack.
He drove the wooden wedge into the leather strap where loop met ring, not trying to cut clean—wood doesn't cut clean—trying to pry and tear by pressure. He jammed it and twisted.
The twist stabbed the cracked rib. Breath hitched.
The drain surged.
Mark forced motion through the hitch by stepping into the bodyguard instead of away.
Collision ruined loop timing.
His shoulder didn't lift. His hips drove. His torso stayed square to spare rib torque.
The bodyguard took the collision and didn't fall.
Professionals didn't fall easily.
They changed tools.
The bodyguard's free hand reached for Mark's belt wrap, aiming for bulk—the stiff board and chalk rig—because bulk could be snagged and snagging stopped movement without needing to win a fight.
Mark didn't allow the grab.
He slammed the hammer head—still in his left hand—into the reaching fingers.
Metal met bone.
A sharp crack.
The fingers withdrew.
The hammer handle slipped in his blistered palm. Skin split further. The handle rotated. He tightened and paid pain in a hot bloom under the grip.
The bell pulse rose again.
The ear ringing snapped higher, a needle thread that narrowed everything.
The needle stole the next inhale by making the lungs feel already full.
The drain tightened harder.
The steep part arrived like a cliff edge under his feet.
Mark needed breath.
Not soon.
Now.
He needed a kill that wasn't a gamble.
The bodyguard holding the loop was the anchor.
Anchor meant hold.
Hold meant quiet.
Quiet meant death.
Mark drove the hammer head up into the bodyguard's throat line, compact and direct.
The strike wasn't elegant. It didn't need to be.
Airway collapsed.
The bodyguard's grip on the loop went slack.
The loop loosened on Latch's collar ring.
Latch gasped—real air, ugly and loud.
Blood hit stone as the bodyguard fell.
Heat slammed through Mark.
Refill.
Breath opened full.
Tremor vanished.
The rib stayed cracked.
The knee stayed compromised.
The palms stayed raw and split.
The shoulder stayed unstable.
The ear ringing stayed.
The bell had changed it. It persisted, sharper now, a penalty that did not fade between moments.
But the refill gave him a window.
Windows were what he survived on.
He used it immediately.
He didn't chase the bell man.
He didn't hunt the room.
He took Latch.
He yanked the collar chain and pulled Latch upright before the boy could collapse into relief. Relief was poison. Collapse was stillness. Stillness would invite the drain even with the bell present if the room's pressure made danger feel managed.
He shoved Latch toward the nearest exit seam.
He didn't need to see the door clearly. He needed to feel its frame.
His left hand—blistered and bloody—slid along wall ribs until the seam changed into metal strip. Doorframe. Latch plate.
He drove the wedge into the latch and forced it.
The latch moved.
The door opened a handspan.
He shoved through sideways, oil jar thumping the frame, stiff board biting the rib line, chalk rig catching briefly on the jamb before cloth tore free.
Pain flashed.
He didn't stop.
He dragged Latch through by collar chain tension.
Latch stumbled at the threshold lip. The ankle chain caught. Mark caught him before a fall, keeping the stumble from becoming kneel.
The door swung behind them.
Mark did not close it.
Closed doors made quiet.
Quiet killed.
He left it cracked enough that sound and pressure leaked—bell pulse, foot shifts, bodies reorganizing.
The corridor outside was colder.
Not comfort cold.
Regulated cold, like a work lane meant to keep sweat from fogging lamps. Shutters above were not fully closed, but the light was stingy: thin slits that carved the floor into strips and made space between strips black.
The bell pulse did not follow them fully.
Its pressure weakened as they moved away.
That should have been relief.
Relief was poison.
The drain tested the easing immediately by tightening under sternum as if the body might believe it had escaped.
Mark refused belief by manufacturing threat.
He let the chain wrapped on his left forearm clink hard against a wall rib seam as he ran.
Clink.
A loud honest sound in a quiet corridor.
Then he kicked a loose iron ring into a floor crack so it rolled and ticked.
Tick. Tick. Tick.
The corridor behind answered with soft footfalls again.
Professionals reattached.
Not rushing.
Closing.
Good.
He needed threat close enough to keep the drain from steepening.
He kept Latch moving.
Latch's breath was ragged now. The collar ring had been pulled. His neck skin looked raw where leather had rubbed. He wasn't speaking. He didn't need to. His fear was still a compass. His head turned early at every airflow change, chin twitching toward seams.
Mark followed the head turns without asking for explanation.
He didn't have time for explanations.
He had time for direction.
The corridor bent and opened into a broader run. The air smelled of old paper and oil and sweat—human traffic—then shifted abruptly to something sharper and drier.
Smoke.
Not full smoke yet.
A hint.
As if something had been burned earlier or a furnace draft carried soot through a vent.
Latch flinched and turned his head away from the smell.
Mark's stomach tightened.
Smoke changed breathing.
Breathing was already fragile under cracked ribs and ringing ears.
Breathing was also how the curse killed when the world felt quiet.
If smoke stole breath while the drain tightened, it would be a double pressure: lungs failing from air and lungs failing from the engine.
He moved anyway.
He couldn't choose only safe physics.
Safe physics didn't exist.
The corridor narrowed into a choke and the smell of smoke strengthened. It was coming from ahead, not behind. The air was warmer there, not furnace heat, fire heat. The kind that dries the throat and makes the tongue taste like metal.
Then Mark heard the muffled scrape of furniture.
Wood on stone.
Not a cart.
Not a casual movement.
A barricade being set.
He slowed by degree without stopping, keeping heel strikes audible to himself and keeping his left hand on the wall seam.
Heel. Heel. Heel.
Inhale—two steps.
Exhale—two.
He pushed Latch toward the left wall to keep him out of the center lane where things were thrown and caught.
A voice ahead spoke, clipped.
"Stack."
Another voice answered.
"Hold."
No shouting.
No exposition.
Men behind furniture, working like a crew.
Mark entered the next light strip and saw the barricade.
A corridor choke blocked by tables and benches and cabinets dragged from side rooms and jammed together. The furniture wasn't random. It was layered: heavy pieces low, lighter pieces on top, creating a wall that couldn't be shoved aside easily. Gaps were covered by cloth and boards, leaving small slits at shoulder height.
Slits for seeing.
Slits for throwing.
Slits for pushing smoke.
Behind the barricade, lamp light flickered, orange and unstable.
A fire had already been lit on their side.
Not a blaze yet.
A controlled burn.
A way to turn the choke into an air problem.
Mark understood the method instantly.
The barricade wasn't meant to stop him forever.
It was meant to make him stop long enough to breathe smoke.
Smoke would steal oxygen.
Oxygen theft would make the drain's curve lethal faster.
It was a capture by lungs.
Professionals didn't need chains if breath could be taken.
Mark kept moving toward the barricade without sprinting. Sprinting would widen distance behind into lull if pursuers held. Lull would invite drain. He needed the pursuers behind close enough that the corridor stayed dangerous.
He heard their footfalls behind, soft and synchronized, reattaching in the light strip behind him.
The threat thread was present.
Good.
Now he had to solve the barricade without creating quiet.
The smoke from the other side began to roll through the slits, thin at first, then thicker as the fire fed. It smelled of burning cloth and oil. It scratched the throat.
Latch coughed once, sharp and involuntary.
Mark tightened the collar chain to keep Latch from freezing in panic. Panic was stillness.
He moved Latch to the side near the wall seam where the smoke was slightly less dense because the slits were centered.
He didn't stop.
He couldn't.
The drain would punish any felt pause.
He needed an opening.
The barricade could be breached by strength if he had time and lungs.
He didn't have time.
Time was oxygen now.
He had oil.
Oil could be weapon.
Oil could also be disaster.
Oil near a barricade could turn controlled burn into chaos.
Chaos might be the only tool that could break professional procedure.
But chaos also produced more smoke.
Smoke was already becoming the new enemy.
Mark made the decision quickly because his decision windows were shrinking. He didn't linger on alternatives. Alternatives cost time. Time cost breath. Breath was life.
He used oil anyway.
Not a spill.
A directed smear.
He tore the cloth muffler at the oil jar mouth with his teeth while still moving and let a thin stream pour onto the floor near the base of the barricade, not at the center where the fire already burned, but along the side where a cabinet leg met stone.
The oil spread into a slick dark pool.
He sealed the jar immediately again, tightening cloth.
He couldn't afford to lose all oil.
He needed control, not spectacle.
The defenders behind the barricade didn't shout when they saw the oil.
They adjusted.
A voice, clipped.
"Smoke him."
Another voice answered.
"Vent."
They weren't trying to stop the fire.
They were trying to use it.
A cloth bundle burned behind the slits, and smoke thickened, pushed low toward Mark's side of the barricade like a slow wave.
Mark's lungs tightened.
The cracked rib punished inhale.
The ear ringing made the chest feel smaller.
The drain tightened under sternum, misreading the corridor's controlled burn as something that might be "managed" and therefore safe.
Safe was poison.
He needed threat to stay raw.
He heard the pursuers behind shift.
Not rushing in.
Holding distance.
They were using the barricade and smoke too.
If the barricade made Mark slow, they would close. If the smoke made Mark cough, they would seat a hold in the cough.
Mark refused to cough.
He kept breath shallow and controlled.
Inhale—small.
Exhale—small.
Two counts became one without permission.
He forced them back toward two by action.
He struck the wooden wedge against the stone floor—thunk—sharp and loud, then slid it under the edge of a bench that formed the barricade's lower layer.
He leveraged.
Not wide.
Tight and controlled.
He used hips, not rib twist.
The bench edge lifted a fraction.
A fraction was seam.
He shoved his hook tool—metal, but small—into the seam and used it as a lever pin, keeping the fraction open.
The hook tool's metal tugged the familiar way against iron-hidden stone, but the tug wasn't like magnet hall. It was just weight. He ignored it.
Smoke thickened.
It pushed into his face, stinging eyes.
Eyes watered.
Water made vision unreliable.
Vision was already unreliable under shutters.
He relied on touch.
The bench lifted again under wedge leverage.
The hook tool held the seam.
The seam widened to handspan at floor level.
Not enough for a body.
Enough for smoke to vent.
Mark used the seam not to crawl through immediately, but to change airflow. If smoke had a lower exit, it would flow down and away rather than up into lungs.
He shifted the wedge to widen the lower gap slightly.
Smoke began to pour downward through the gap instead of upward.
Not all of it.
Enough.
Latch's coughing eased.
Mark's lungs gained a fraction of usable air.
The drain backed off by degree as danger remained close and breathing remained possible.
He kept moving.
He needed to breach.
The defenders behind the barricade reacted to the lower vent gap by shifting their burn. A cloth bundle was pushed closer to the floor slit, trying to feed smoke into the new vent.
Mark didn't wait for them to perfect it.
He lit the oil.
Not with a torch.
With their own fire.
He took a small strip of cloth from the chalk rig straps—a torn remnant—and dragged it through the oil puddle he'd poured, soaking it. Then he shoved the soaked strip under the cabinet leg toward the existing fire glow on their side through a lower crack.
The cloth caught.
Fire traveled along oil.
The barricade's side ignited.
Not a clean flame.
A sudden hungry line that ate cloth and wood and varnish.
Heat punched out.
Smoke surged.
For a moment, the corridor became an engine of heat and air theft.
Mark's lungs tightened hard.
The cracked rib screamed as the chest tried to expand against pain.
The drain surged because the fire's roar and the defenders' sudden shifting might have been interpreted as danger, but the smoke made danger feel like suffocation rather than fight.
Suffocation was stillness in slow motion.
Mark refused to stand in it.
He shoved Latch backward down the corridor by collar chain tension, not far enough to create quiet, far enough to reduce immediate smoke density.
He didn't retreat into emptiness.
He retreated into threat.
He heard the pursuers behind adjust, footfalls tightening, not rushing, placing closer.
Good.
He needed them close to keep the drain from free-falling if he had to move away from the fire.
The defenders behind the barricade began to move furniture.
Not panicked.
Procedure.
They shifted the top layer away from the burning side to prevent full collapse. The movement opened a higher gap.
A gap big enough for an arm.
A gap big enough for a spear.
A spear thrust came through the new gap, aiming for Mark's shoulder line.
Mark didn't have a shield.
He had a wedge and a hammer.
He didn't parry wide.
He stepped inside the spear line by moving toward the gap, not away. Closing distance reduced spear leverage.
He slammed the wedge into the spear shaft, driving it downward into the lower gap where it caught on burning wood.
The spear shaft began to char.
The man behind yanked back, but the shaft was snagged by furniture and flame.
Mark used the moment to shove the bench lower seam wider with his foot, using the good leg, keeping the compromised leg flat and protected.
The widening created a crawl gap at floor level that wasn't there a breath before.
The smoke vented downward harder.
The fire on the barricade's side grew, eating varnish and cloth.
The defenders were forced to choose: hold the barricade and choke on smoke, or move and open an exit.
They chose to move.
Professionals didn't die for furniture.
They reconfigured.
The top layer of the barricade shifted away.
A gap opened at waist height.
Not a door.
A breach.
Mark moved immediately.
He did not pause to admire the opening.
Pause was stillness.
Stillness was execution.
He shoved Latch through first, collar chain taut, forcing him under the shifting furniture. Latch hesitated at flame. Fear froze him for a fraction.
Mark didn't allow it.
He yanked hard and pushed him forward with his shoulder, forcing motion through fear.
Latch stumbled through the gap and fell to his hands on the far side, then scrambled up, coughing.
Mark followed.
The heat at the breach was intense. It licked skin. It made the air shimmer. Smoke swirled, thick and gray, choking.
Mark's lungs tightened. His breath count collapsed to one.
Inhale—one.
Exhale—one.
The drain surged at the same time, because the fire's light and the breach's sudden openness could feel like "escape" for a heartbeat.
Escape was relief.
Relief was poison.
The curse didn't care about truth.
It cared about sensation.
Mark forced danger to remain immediate by slamming the hammer head into the nearest defender's throat line as he crossed, compact and direct.
The defender collapsed.
Blood hit stone.
Heat slammed through Mark.
Refill.
Breath opened.
The cough reflex retreated for a window.
The rib stayed cracked.
The knee stayed compromised.
The palms stayed raw.
But alignment returned long enough to move through smoke without collapsing instantly.
Mark used the refill to move deeper into the defenders' side corridor, dragging Latch by collar chain, keeping him upright.
Behind them, the barricade burned hotter. Furniture groaned. A cabinet leg cracked. The fire's roar grew. Smoke thickened and poured into both sides of the corridor.
The defenders who survived didn't chase into smoke.
They pulled back and let the corridor fill.
Professionals didn't duel in fire unless the duel was the point.
The point here was breath.
Mark felt the new truth settle in his body, not as thought, as sensation: the air itself had become a limiter.
Smoke wasn't just discomfort.
It was a clock.
Every inhale now had a cost. Every cough would steal seconds and invite holds. Every moment in a smoky corridor would demand either a kill for alignment or a route out before the lungs failed.
The pursuers behind would use that.
They could hold distance and let smoke do the work, closing only when he slowed.
Mark didn't let them have a clean close.
He kept moving.
Inhale—two.
Exhale—two.
He pulled Latch into a side seam where the air was slightly cooler and less dense with smoke. The seam was narrow, but it offered one advantage: draft. A faint pull of air toward a vent or another corridor.
Draft meant smoke moved.
Moving smoke meant a chance to breathe.
Latch coughed anyway, sharp and wet, shoulders shaking.
Mark yanked him forward, not cruel, necessary. Coughing couldn't be allowed to become kneeling.
Kneeling would become stillness.
Stillness would become death.
Mark's palms burned under grip. Blisters and split skin made every tool handle unreliable. The hammer handle was slick with sweat and blood. The wedge handle pressed into damp cloth wrap.
Grip was worsening.
Smoke made it worse by making hands sweaty and swollen.
He kept tools tight anyway.
He moved deeper into the seam and felt the air thin slightly—less smoke, more dust. Still harsh, but breathable.
The corridor behind them roared with fire. The barricade's collapse sounded like a slow tearing.
Wood cracking.
Metal grinding.
Furniture shifting.
The noise was loud enough to keep the curse from misreading the moment as calm.
That was the only mercy fire offered: it was never quiet.
But fire also ate oxygen.
The draft in the seam pulled smoke along with it.
Mark could feel the breath cost increasing anyway, even as the air thinned. The smoke wasn't gone. It was just moving.
The clock had started.
By the time they reached the next junction, Mark's breath count was no longer simply an instrument.
It was a limit.
Every inhale tasted of ash.
Every exhale felt thinner than it should.
And behind them, the corridor burned like a lung turning to coal, promising that if he chose wrong now, he wouldn't get another full breath to correct it.