Elena stood frozen on the slick concrete of the helipad, the deafening roar of the helicopter blades tearing through the cold harbor air. Blood trickled down her temple, warm and metallic, but her senses were locked entirely on the remote control gripped tightly in Marcus’s bloodstained hand. The wind whipped her hair across her face, framed by the blinding spotlights of the hovering chopper.

«Five seconds, Elena,» Marcus purred, his voice easily cutting through the chaos. He didn’t look like a man who had just taken two bullets to the shoulder; his posture was rigid, his hazel eyes completely devoid of the warmth he had feigned for months. «The ballast tanks on the vessel are already filled with sea water. One signal, and the lower hold floods in less than thirty seconds.»

«You’re a monster,» Elena spat, taking a agonizingly slow step back toward the edge of the pier. Behind her, the crumpled taxi hissed as smoke billowed from its ruined engine block, the synthetic child’s electronic whine growing so shrill it vibrated in her teeth.

«I’m a businessman executing a plan thirty years in the making,» Marcus replied, his thumb hovering millimeter above the glowing red switch. «The secondary passcode. Now.»

Julian moved with horrifying suddenness. Bleeding heavily from his own injuries, he hurled his empty handgun directly at Marcus’s head. Marcus ducked instinctively, and in that split second of distraction, Julian lunged forward, tackling Marcus around the waist. Both men slammed into the concrete near the shattered windshield of the overturned cab.

«Run, Elena! Get to the water!» Julian screamed, his fingers digging frantically into Marcus’s wrist to keep the remote pointed away.

The synthetic drone inside the wreckage emitted a sharp ping, and its blue neck-light flashed a blinding crimson.

Overheat sequence initiated, a synthesized voice chimed from the wreck. Detonation in three… two…

Elena didn’t think. She sprinted toward the edge of the pier and threw herself into the air just as a concussive shockwave ripped through the helipad.

The heat hit her back like a solid wall, blowing her forward into the icy darkness of the harbor water. The freezing shock stole the breath right out of her lungs. Water engulfed her, heavy and black, as fiery debris hissed and died all around her surface entry point. Her tactical training instantly fought through the panic; she kicked furiously against the drag of her soaked clothes, clawing her way toward the shadowed pilings beneath the pier.

She broke the surface under the wooden crossbeams, gasping violently for air. Above her, the concrete vibrated with heavy footsteps and shouting voices.

«Find her!» Marcus’s voice echoed down through the slats, laced with venomous fury. «She can’t swim to shore in this current! Search the water with the thermal scopes!»

Elena pressed her back against a slimy wooden beam, holding her breath as a bright white spotlight swept across the rippling water just inches from her face. Her chest burned from the strain, her heart hammering wildly against her ribs. She looked down at her hands—the cell phone was gone, lost in the deep abyss of the harbor. Her only link to her son was broken.

A heavy splash echoed twenty feet to her left.

Elena froze, pulling the tactical knife from her hip belt. She ducked beneath a low-hanging crossbeam, her ears straining against the sound of lapping waves and the chopping blades above.

A hand shot out of the water, grabbing the wooden beam right next to her head.

Elena raised the blade to strike, but stopped short. Julian’s face broke the surface, pale as chalk, his lips blue from the frigid sea. A thick dark smear of blood trailed down the side of his neck, but his eyes were sharp, locked onto hers with frantic urgency.

«Don’t move,» he whispered, his voice barely audible over the roar of the helicopter overhead. He reached out with his free hand, catching her wrist before she could speak. «He has the harbor locked down. His men are sweeping the perimeter with thermals. If we stay here, we’re dead in two minutes.»

«He has Leo!» Elena hissed, tears finally spilling over her cheeks to mix with the salt water. «You let him take my son!»

«I didn’t let him do anything,» Julian whispered back, pulling her closer into the shadows as another spotlight washed over the water above them. «Marcus turned on the entire syndicate three hours ago. He didn’t just target you, Elena—he murdered Arthur Vance in his own compound.»

Elena felt the world tilt beneath her. «Arthur… is dead?»

«Executed. Point-blank,» Julian said grimly. «Marcus took the master encryption keys from his safe. But Arthur knew this might happen. He planted a Trojan virus in the system before he died. The master key is useless without the secondary passcode—the one Arthur encoded into your memory during your time at the black site.»

A cold shudder ran through her that had nothing to do with the freezing water. Memories she had buried for a decade—fragmented images of sterile white rooms, humming monitors, and Arthur Vance’s face above her—flashed violently behind her eyes.

Suddenly, a loud metallic clatter echoed from the end of the pier. A submersible drone plunged into the water, its twin green sonar lights cutting through the murky depths directly toward them.

«They’ve deployed the tracking sub,» Julian growled, pulling a small silver cylinder from his tactical vest. «We have to dive. Now.»

«Where?» Elena gasped as the green light swept toward her legs. «We can’t outswim a sub!»

«There’s a drainage conduit beneath the old cannery pier—fifty yards out,» Julian said, twisting the silver cylinder until it clicked. «Take this. It’s a rebreather. Five minutes of air.»

Before she could take it, the water around them burst into a violent spray of concrete dust and splinters. High-caliber rounds rained down from the pier above, shredding the wooden beams into kindling.

Julian grabbed her waist and pulled her under just as a heavy line of bullets stitched across the exact spot they had been standing.

Underwater, the darkness was absolute except for the searching green beams of the drone behind them. Julian thrust the mouth-piece into Elena’s hands. She clamped it between her teeth, inhaling the harsh, dry oxygen as Julian kicked furiously through the pitch-black water, pulling her deeper into the harbor channel.

They swam through the freezing current, the sonar pulses of the drone echoing in Elena’s skull like a rhythmic drumbeat. Her lungs ached despite the rebreather, and the freezing cold was rapidly numbing her limbs.

Up ahead, through the murky depths, the outline of a massive submerged metal pipe appeared. Julian pointed toward it, signaling for her to enter first.

Elena scrambled inside the rusty conduit, the rough iron scraping against her arms. Julian slid in right behind her.

Inside the pipe, the water was still, smelling faintly of engine oil and stagnant mud. Elena pulled the rebreather out, gasping for breath in the cramped air pocket at the top of the conduit.

«We’re clear for now,» Julian panted, his forehead resting against the cold iron wall. «The pipe blocks their thermal imaging.»

«Tell me the truth, Julian,» Elena whispered, her voice trembling in the damp darkness. «Why did Arthur leave the key with me? Why me?»

Julian looked up at her, his hazel eyes dark and unreadable in the dim light reflected from the pipe’s mouth.

«Because you aren’t just an agent who escaped the program, Elena,» Julian whispered softly, his words striking her like a physical blow. «You’re Arthur Vance’s biological daughter. And Leo… isn’t your son. He’s Arthur’s clone.»

Elena stared at him, her breath seizing completely in her chest. Before she could scream, a loud, heavy thud echoed from the entrance of the pipe.

A thick steel grate slammed down across the mouth of the conduit, locking them inside.

From a small speaker mounted to the wall above their heads, Marcus’s voice crackled to life, dripping with amused contempt.

«Did he tell you the big secret, Elena?» Marcus chuckled over the intercom. «How poetic. Too bad the conduit is already rigged with nitrogen gas. You have precisely sixty seconds before you both go to sleep forever.»