Chapter 2 – The Price of a Heartbeat

I drag my body across the threshold.

The heavy oak door slams shut behind me, severing the howl of the blizzard with the finality of a falling guillotine. The silence that replaces it is absolute, heavy, and ringing. I collapse onto the dry wooden floorboards, my chest heaving, my claws scraping against the grain.

The cold does not follow me in.

I lie there for a long moment, waiting for the ice to creep up my legs, for the rigging to shatter the door and drag me back into the frozen fjord. Nothing happens. The frost climbing the edges of the doorframe halts perfectly at the iron hinges, unable to penetrate the invisible barrier. The dead zone. Magic dies here.

I force myself onto my hands and knees, shivering violently. My tail-fin cloak, stiff and brittle with frozen seawater, cracks against the floor. I cough, the sharp blades of ice in my gills slowly melting into stinging saltwater. The air inside the whale-bone chapel is stale, smelling of ancient marrow, dust, and dried wax, but it is survivable.

"You move like a netted fish, Elka Mour."

I snap my head up, my lamprey teeth baring on instinct. The blue bioluminescent sacs in my throat flare, casting a harsh, aquatic light across the chapel.

It is a massive space, built into the aft of the galleon, supported by the arching, bleached ribs of leviathans. At the far end stands an altar carved entirely from a single, massive jawbone. And standing before it, watching me with eyes like a winter storm, is Soren Varg.

Except, he is entirely wrong.

Outside, on the cursed deck, he had commanded the ice and the timber with the terrifying solidity of a god. Here, inside the dead zone, he is unraveling. Stripped of the Nattr sea’s ambient magic, his ghostly form is unstable. His dark privateer coat flickers. The edges of his shoulders blur into smoke. I can see the curved lines of the whale-bone altar right through the center of his chest, where his heart should be.

He cannot touch the world in here. He is a memory fighting to exist in a room that rejects the supernatural.

I push myself to my feet, keeping my hand firmly over the leather satchel at my hip. The ghost-heart inside it radiates a dull, heavy ache against my thigh. "You lured me into a cage," I say, my voice raspy.

"I offered you sanctuary," Soren replies. His voice lacks resonance in the dead air; it sounds like wind whistling through a cracked mast. "Out there, you are a nuisance to the sea. In here, you are my guest."

"I am the woman who killed you," I remind him, stepping forward. My boots echo loudly. His do not.

Soren’s translucent mouth curves. "A technicality we can discuss later. You have my heart in that satchel, huntress. It is the key to the treasure locked deep in this iceberg. But holding the key is useless if you cannot find the keyhole."

He gestures vaguely toward the massive jawbone altar. "The map to the cathedral galleon’s lower holds, where the true prize rests, is sealed inside that bone. I built the mechanism myself, long before you put a hole in my hull."

I narrow my eyes, stepping closer to the altar. The bone is smooth, seamless. There are no hinges, no latches, no keyholes. "It’s solid."

"It is a blood-lock," Soren says, his spectral form shifting as he moves to stand beside me. The ambient temperature plummets slightly as he nears, but it is nothing like the killing frost of the deck. "It does not respond to magic. It does not respond to ghost-flesh or cursed ice. It opens to one thing only." He looks down at me, his gray eyes fixing on my chest. "A living, mortal heartbeat."

I blink. "You want me to touch it?"

"It is attuned to the captain of this vessel," Soren says, a dark edge of irony bleeding into his hollow voice. "My heart. Not yours. As long as I am a phantom, this altar will remain a tomb. And as long as the storm rages outside, you are trapped in this room with me."

The trap snaps shut. I see the architecture of his demand.

"The Crown taught you the lore of the deep sirens before they sent you to assassinate me, did they not?" Soren asks softly. He leans closer. I cannot feel his breath, only a chilling absence of heat. "You know the rule of the Nattr sea. A siren’s song, freely given, grants a ghost one hour of the tide. One hour of flesh. One hour of life."

I step back, my hand tightening on the satchel. "You want me to sing for you."

"I am proposing a trade." He extends his translucent, smoky hand toward me. "Give me one hour of mortal life. Let me press a living hand to that altar and open the way. In exchange, you get the map, the treasure, and a way off my ship."

"And what do you get?" I demand, my gills flaring. "Besides the obvious thrill of having blood in your veins again?"

"I get to know if the curse can be broken," Soren says. The arrogance drops from his face for a fraction of a second, revealing a raw, hollow hunger. "I get to remember what it feels like to not be cold."

I stare at him. The cost of the song is not cheap. The bioluminescent sacs in my throat are my sonar, my weapon, my identity in the deep trenches. Singing a ghost into flesh burns the light away. If I do it too many times, the light will extinguish permanently, and I will be nothing but a blind, voiceless monster in the dark.

But I am freezing. My fin-cloak is still heavy with ice. If I refuse, we wait here in a stalemate until I starve or freeze to death.

I release the leather satchel. I stand tall, rolling my shoulders back, letting the heavy, wet fabric of my cloak pool on the floor.

"One hour," I say.

Soren’s eyes darken. "One hour."

I do not close my eyes. I want to watch him take it. I unhinge my jaw, bypassing the soft human vocal cords, and pull the sound from the deep, ridged sacs lining my throat.

It is not a melody. Human sailors write poems about the sweet, alluring songs of sirens, but they are fools who have never survived the deep. The true song is a low, thrumming vibration, a heavy, sonar resonance that vibrates the marrow in the bones.

The blue light in my throat flares to a blinding intensity. I feel the physical tear—a sensation like ripping a layer of skin from the inside of my neck. A sphere of pure, liquid light detaches from my throat, floating upward into the stale air of the chapel. My own light dims instantly, leaving me gasping, my throat raw and tasting of copper.

The sphere of light drifts toward Soren. It sinks directly into the hollow, dark cavity in his chest.

The reaction is violent.

Soren gasps, his back arching so hard I hear his spine crack. The translucence vanishes in a wave of violent, rapid materialization. Dark, heavy blood rushes into the empty vessels of his neck and face. His heavy privateer coat becomes instantly saturated, water dripping heavily onto the floorboards.

He collapses to his knees, clutching his chest. A ragged, tearing sound rips from his throat—his first true breath in months. He chokes on the air, coughing up a splash of phantom seawater onto the wooden floor.

I take a cautious step forward. "Captain?"

He raises his head. His skin is no longer the pallor of a corpse. It is pale, yes, but flushed with the painful, burning rush of new circulation. His gray eyes are wide, dilated, shocked by the sudden onslaught of sensory input.

He is solid. He is mortal.

And he is freezing to death.

His body begins to shake uncontrollably. The water soaking his clothes is ice-cold, and he has just been thrust from the numbness of a ghost into the agonizing reality of a hypothermic mortal body. His teeth chatter violently. He tries to push himself up, but his newly formed muscles betray him. He slumps against the base of the whale-bone altar, curling inward.

"Gods," he breathes, the word a shattered, shivering wreck. "It burns. The cold… it burns."

I watch him suffer. A dark, vicious part of my mind reminds me that this is the man I hunted. This is the privateer who slaughtered refugees on the Crown’s orders. He deserves to freeze.

But my sonar—the lingering hum in my chest—detects the erratic, frantic fluttering of his heart. It is weak. If he does not get warm, the hour will end early with his mortal death, and the altar will remain sealed.

I step closer, dropping to my knees beside him on the hard floor.

He flinches, his wild, shivering gaze snapping to me. "Don’t," he grates out through chattering teeth.

"You asked for flesh, Captain," I say softly, the rawness in my throat making my voice lower, rougher. "Flesh requires heat."

I reach out.

The moment my bare hand touches his jaw, he violently inhales. His skin is like carved marble left in a glacier. The shock of the contrast sends a jolt straight up my arm. But beneath the freezing surface, I feel the desperate, thrumming pulse of his carotid artery. It is a frantic, chaotic rhythm, fighting to establish a steady beat.

"You’re freezing," I whisper.

"I am alive," he manages to say, though his lips are blue. He leans into my palm, his eyes slipping shut. The sheer desperation in the gesture—this arrogant, terrifying captain reduced to begging for body heat—sends a strange, heavy heat pooling low in my own stomach.

"Do you want this, huntress?" Soren whispers, his eyes opening to lock onto mine. The shivering does not diminish the predatory intelligence returning to his gaze. "You gave me the hour. But you do not have to give me your heat. If you touch me now… I will not let you stop until the frost is gone."

It is a warning. Clear, explicitly stated in the dead zone where no magic forces my hand.

I look at his pale lips, at the broad, shivering expanse of his chest beneath the wet linen of his shirt. The Crown paid me to sink him. They did not pay me to save him. But the Crown is not here.

"Shut up and thaw, Captain," I murmur.

I shift closer, swinging my leg over his thighs so I am straddling his lap. My translucent tail-fin cloak wraps around his legs, the heavy, wet fabric serving to trap what little heat we share. He lets out a ragged groan at the sudden weight of me against him.

I grip the lapels of his heavy, soaking privateer coat and shove it off his shoulders. It hits the floor with a wet thud. His linen shirt clings to him, doing nothing to stop the cold. I pull it over his head, discarding it.

His bare chest is broad, scarred with old blade marks, and alarmingly cold to the touch. I press my palms flat against his pectorals. The friction is immediate.

Soren’s hands come up. His fingers, heavy and clumsy with the cold, grip my waist. He traces the curve of my hips, his thumbs brushing against the sensitive slits of my lower rib-gills.

I gasp, a sharp, ragged sound. My gills flare wildly at the contact.

"You are so warm," he breathes, burying his face into the curve of my neck. His cold nose presses against the pulse point beneath my jaw. His breath, previously nonexistent, sweeps across my skin in ragged, desperate huffs.

The sensation is overwhelming. I am a creature of the cold depths, but my blood runs hot. Soren is drawing that heat from me like a starving man dragging water from a well. I wrap my arms around his neck, pulling him flush against my chest. The shock of his freezing skin against my bare collarbone makes me arch my back.

He shifts his grip, his large hands sliding up my spine, tangling in my wet hair. He tilts my head back and brings his mouth to mine.

His lips are ice, but the inside of his mouth is hot, tasting of salt, rain, and the desperate, frantic energy of resurrection. I kiss him back with a ferocity that surprises me. My lamprey teeth retract completely, leaving only the soft human flesh of my mouth, but my siren instincts rage beneath the surface. I bite his lower lip, hard enough to draw a drop of new, mortal blood.

Soren growls—a deep, entirely human sound of approval. His hands tighten on my waist, lifting me slightly and settling me harder against his hips. Through the wet leather of my trousers and the soaking fabric of his breeches, I feel the undeniable, heavy ridge of his arousal.

He is warming up. The friction of our bodies, the desperate exchange of breath and saliva, is forcing the freezing stagnation from his veins.

"Elka," he groans into my mouth, his name for me sounding like a prayer and a threat all at once.

He rolls us over. The sudden movement is clumsy, driven by muscle memory rather than refined grace, but it is effective. My back hits the hard wooden floorboards of the chapel. Soren hovers over me, his broad shoulders blocking out the dim light of the aurora shining through the cracked windows.

He is no longer shivering. His skin, where it presses against mine, is radiating a fierce, localized heat. The gray pallor has been entirely replaced by the flush of living blood.

He reaches down, his fingers surprisingly deft now that the frostbite has receded, and unlaces the front of my leathers. I do not stop him. My own heart is hammering against my ribs, echoing the frantic, erratic rhythm I can feel in his chest.

He parts the leather, exposing my chest and the delicate, sensitive ridges of my upper gills. His eyes darken. He traces the edge of the highest slit with a single finger. The touch sends a shockwave of acute pleasure straight down my spine.

"You are beautiful," he murmurs, his voice dropping an octave, losing the hollow, glacial edge it held as a ghost. It is a man’s voice now. Rough, heavy with desire. "A monster made of glass and heat."

"Stop talking," I breathe, grabbing his jaw and pulling him down.

The intimacy that follows is a collision. It lacks the slow, languid grace of practiced lovers. It is raw, urgent, driven by the absolute necessity of generating heat. I strip the remaining soaked fabric from his hips, my hands desperate to map the sudden, shocking reality of his flesh. He is heavy, solid muscle and scarred skin, entirely real under my fingertips.

When he pushes inside me, I let out a sharp cry, my nails digging half-moons into the heavy musculature of his back. The friction is a physical shock, a burning, intense heat that completely obliterates the ambient cold of the chapel.

Soren sets a brutal, relentless pace. Every thrust is a declaration of life. His chest heaves, his skin slick with sweat that has nothing to do with the freezing sea. I wrap my legs around his hips, my tail-fin cloak tangling with his legs, anchoring him to me.

"Look at me," he commands, his voice a ragged rasp near my ear.

I open my eyes. His gray eyes are blazing, completely human, utterly focused on my face. The coldness that defined the drowned captain is gone, replaced by a consuming, terrifying fire. He watches my face as he drives into me, tracking every flinch, every gasp, absorbing my reactions as proof that he exists.

The pleasure builds, winding tight and heavy in my lower belly. I pull him closer, my hands sliding up to grip his thick hair. The blue sacs in my throat, though diminished, begin to pulse erratically with my accelerating heart rate.

"Soren," I gasp, the name tearing from my throat.

He groans, burying his face in the crook of my neck. His pace stutters, then quickens, turning frantic. The heat between us is explosive. I can feel the tension snapping within him, the absolute limit of his newly mortal endurance reached.

I peak first, my body arching off the floorboards, a silent scream dying in my throat. My gills flare wildly, pulling in the stale air of the chapel as waves of intense, localized heat radiate through my core.

A second later, Soren freezes above me. His entire body goes rigid. His chest arches away from mine, his head thrown back, his throat exposed.

And then, I hear it.

Thump.

It is not the erratic, fluttering, chaotic rhythm of a heart trying to start. It is a massive, heavy, singular detonation. The first true, fully synchronized heartbeat of a living man.

The sound is impossibly loud in the dead zone. It seems to echo off the walls, a deep, percussive shockwave that physically vibrates the floorboards beneath us.

Thump-thump.

Thump-thump.

Soren collapses against me, his heavy, living weight pinning me to the floor. His breath comes in harsh, ragged pants against my collarbone. The hour has reached its apex. The curse is held at bay.

Behind him, across the chapel, there is a sharp, cracking sound.

Like a glacier splitting under the sun.

I open my eyes, looking past Soren’s sweat-slicked shoulder.

The massive, seamless whale-bone altar has fractured. A clean, vertical split runs straight down its center. The bone is slowly groaning outward, responding to the living, rhythmic thunder of the heartbeat pounding in the chest of the man lying on top of me.

Soren slowly lifts his head. He looks down at me, his eyes clouded with exhaustion and the fading haze of pleasure, then turns his head to look at the altar. A slow, dark smile spreads across his flushed face.

"The lock," he breathes, his voice rough. "It still knows me."

He rolls off me, his movements heavy and lethargic. I sit up, quickly pulling my leathers together, my fingers trembling slightly. The heat of our bodies is already beginning to dissipate into the cold air of the room, but the chill feels distant now.

Soren stands, unashamed of his nakedness, and walks toward the split altar. He reaches into the dark fissure.

I stand up, my tail-fin cloak dragging behind me, my eyes fixed on the gap. The treasure. The map. The reason the Crown sent me to this frozen hell.

Soren pulls his hand back. He is not holding a map. He is not holding a jewel.

He is holding a thick, rolled parchment.

He stares at it, his dark smile faltering. The color begins to drain from his face, receding so fast I think the hour is ending prematurely. He turns slowly to look at me, the parchment clutched in his hand.

My sonar—the instinctual vibration that survived the loss of my light—picks up the scent rolling off the parchment.

Melting red wax. Copper coins. Blood.

It is the smell of the contract I signed in the capital.

"What is that?" I demand, taking a step forward.

Soren doesn’t answer. He unrolls the heavy vellum. His eyes dart across the ink, his chest rising and falling with his new, heavy heartbeats.

I cross the distance between us and snatch the bottom of the parchment, pulling it down so I can read the text. It is a sinking order. An official mandate detailing the exact coordinates of Soren’s galleon, authorizing the total destruction of the vessel and all souls aboard. It is the exact contract the spymaster told me the King had issued.

Except, the King’s seal is not at the bottom.

The wax seal is black. And the signature scrawled across the blood-stained vellum, authorizing the murder of every sailor and refugee on board, is jagged, arrogant, and entirely familiar.

It is Soren Varg’s signature.

I look up, my hands going cold. He didn’t just fail to protect his ship. He hired the Crown to sink it.

"You," I whisper, the betrayal turning the air to ice in my lungs. "You ordered the strike."

Soren looks at the ink, his mortal eyes wide, filled with a sudden, violent horror that cannot be faked.

"I did," he says, his voice breaking. "But not like this."

—