The Tbilisi Uplink
When a covert drone mission uncovers Russian bombers preparing to strike Ukraine’s hydroelectric dams, American operative Cole McCarron and Georgian partner Nino Bakradze race to transmit the warning—only to have Russian counterintelligence expose their Tbilisi safe house. Wounded and hunted through rain-soaked rooftops and flooded tunnels, they face a final ambush in a freight yard, where Cole defeats their pursuer while Nino delivers the intelligence. With Ukrainian defenses mobilizing and their station destroyed, they flee toward Turkey, having sacrificed their foothold to keep the warning alive.
By MyAudioBooks.ai ·
Listen free: The Tbilisi Uplink
Cole McCarron pressed his knuckles against the cold stone sill of the fourth-floor flat in Sololaki and watched evening rain turn the limestone steps of old Tbilisi into dark glass. Down in the courtyard, past the tangled vines of a dead grape arbor, water overflowed from a dented copper gutter onto the rusted roof of an auto-repair shop. Across the river gorge, the concrete television needle on Mount Mtatsminda blinked red into the low clouds, and forty miles north beyond that wall, the ridgeline of the high Caucasus stood sealed in November sleet.
At the folding pine worktable behind him, Nino Bakradze tapped an unlit filter cigarette against the corner of her Panasonic Toughbook, the amber waterfall of the telemetry feed painting her glasses gold.
Nino pointed the yellow filter toward the screen. "Unit Nine cleared the high pass twelve minutes ago. Three thousand four hundred meters above the Darial Gorge, ground speed seventy-six knots, zero thermal return from the carbon housing. The Georgian border post at Stepantsminda logged zero acoustic hits. If Russian border radar on Mount Kazbek painted the glider, they took it for an eagle or an errant meteorological balloon."
Cole stepped to the table, his wool watch-cap pulled down over his ears to shut out the draft whistling through the uncaulked balcony sash. "What does the thermal array see over the valley floor?"
Nino tapped two keys, switching the display from topographical contours to thirty-hertz infrared. "Cloud deck sits at six hundred meters over North Ossetia. The Russian ground-based jamming array outside Vladikavkaz is sweeping east toward Chechnya, blind to the south corridor. They think every reconnaissance drone targeting Mozdok air base is launched from Ukrainian lines outside Zaporizhzhia. They never look straight up into their own mountain shadow."
Cole checked his mechanical field watch. It was twenty minutes past two in the morning, late in November, twenty twenty-six. The war in Ukraine was dragging through its fifth winter, and for seven months Cole had lived in this crumbling Sololaki apartment under commercial cover as a seismic instrumentation technician for a Swiss-Georgian geothermal engineering firm. In the rear bedroom, two olive-drab fiberglass transport cases held three disassembled electric gliders with nine-foot wingspans, imported through the Black Sea port of Poti stamped as agricultural survey gear.
Cole bent over Nino's shoulder, catching the bitter scent of Turkish coffee and the clove tobacco she rolled by hand. "Dip the nose five degrees and lock the optic on the southern apron. If the warning from Kyiv was accurate, the long-range bomber regiment is staging tonight."
Nino rested two fingers on the miniature carbon joystick. Three hundred miles to the north, sliding through freezing fog eight thousand feet above the Russian military garrison at Mozdok, Unit Nine banked toward the runway.
Through a break in the heavy mountain cloud, the tarmac appeared in razor-sharp thermal contrast. White engine heat bloomed from four heavy Tupolev-twenty-two-M-three bombers lined up on the central taxiway with their variable-sweep wings swung back. Around the third aircraft, yellow diesel tow-tractors swarmed like beetles, and an electric gantry crane was lowering a long, blunt-tipped cylinder beneath the centerline belly rack—a Kh-thirty-two supersonic cruise missile, its solid-propellant booster cold, its high-explosive penetrator head glistening under infrared scrutiny.
Cole rested his hand on the metal edge of the table, feeling the cold steel ground-wire through his palm. "Count the belly pylons on the second plane."
Nino pushed her glasses up the bridge of her nose, her jaw tightening. "Three bombers already fitted, two missiles per wing root. The fourth is taking its second munition right now. That is eight heavy cruise missiles on the flight line, fueled and locked. They are launching before dawn to hit the hydroelectric dams on the Dnieper River before the freeze sets in on Thursday."
Cole reached for the black toggle switch on the satellite burst transmitter. "Lock the frame, burn the coordinates and tail numbers into the cryptographic header, and dump the packet to the allied intelligence hub in Frankfurt. Ukrainian air defense in Dnipro needs those launch vectors before the Russian pilots climb into the cockpits."
Nino pressed the execute sequence. "Burst initiated. Thirty-eight megabytes compressing through the commercial fiber hop to Istanbul."
On the monitor, the blue progress bar reached fifty-five percent. Then the miniature diagnostic speaker beside the transceiver emitted a dry, sharp click, like a pair of pliers snapping shut on a copper nail.
The signal-meter line on the telemetry display plummeted from ninety-eight percent to flat zero in a single millisecond.
Nino pulled her hands off the keys as if the plastic were electrified. "We lost link."
Cole reached for the antenna controller. "Did ice load the wings?"
Nino shook her head, typing three rapid override commands that bounced back with red error codes. "The glider did not stall. The glider is still transmitting. Look at the local receiver handshake on port two."
Cole leaned over her shoulder. Where their encrypted European relay server address should have displayed, an unfamiliar hexadecimal address was flashing: a short-range mobile direction-finding node querying the Sololaki rooftop dish from inside the municipal boundary of Tbilisi.
Nino looked up at Cole, her pupils wide behind her glasses. "They didn't intercept the glider over Ossetia, Cole. Someone parked a directional microwave scanning van within four hundred meters of this building, waited for our burst transmission, and used the beam to triangulate our dish on the roof."
Cole did not waste breath on a curse. He reached under the table, grabbed the red master circuit breaker, and slammed it down, killing every light and screen in the room. "Shut the pelican cases. Put your coat on."
Nino dropped her glasses into her pocket, pulled on her wool coat, and dragged a canvas rucksack from beneath the sink with two spare encrypted solid-state drives sealed in waterproof foil. "How close are they?"
Cole stepped to the street-facing window and drew the heavy blackout curtain back half an inch.
Down in the cobblestone alley beside the auto-body garage, a black Mercedes van with tinted windows and Abkhazian commercial plates sat with its engine idling, exhaust curling white in the cold drizzle. Four men in dark tactical jackets and wool watch-caps had already cleared the rear doors, spreading across the courtyard with suppressed submachine guns tucked under their coats. They moved with the silent, methodical confidence of an elite snatch squad from the Russian Federal Security Service, operating with full knowledge that local district police had been paid to ignore this sector until four in the morning.
Cole drew his suppressed nine-millimeter pistol from the holster beneath his left arm, thumbed the safety down, and reached for the thermite canister on the chimney shelf. "Ninety seconds at most. They are in the ground floor hallway."
Nino slung the rucksack over both shoulders and grabbed the iron pry bar from beside the woodstove. "The fire escape in the courtyard drops right beside their van."
Cole pulled the cotter pin from the thermite destruction canister and jammed the cylinder between the Toughbook and the telemetry processor. "We don't use the fire escape. We go up through the skylight, cross the zinc roofs to the bakery on Asatiani Street, and drop into the delivery lane. Strike the fuse."
Nino struck the chemical match against the canister head. A blinding white flare of three-thousand-degree chemical fire roared to life, melting the aluminum casing of the laptop and liquefying the cryptographic memory chips into glowing slag that dripped through the pine tabletop onto the stone hearth.
Heavy boots hit the wooden stairs on the landing outside. A steel battering ram slammed into the oak apartment door, splitting the jamb with the screech of pulling screws.
A voice spoke through the splintered wood—calm, unhurried, speaking flawless English with the flat, clipped cadence of Moscow counterintelligence.
Andrei Shulga spoke from the landing. "Mr. McCarron, step away from the window and leave your hands open. There is an unmarked transport waiting at the airfield with clearance straight through to Mozdok. You will not see the inside of Lefortovo prison if you hand over the receiver drive intact."
Cole did not reply. He raised his suppressed pistol and fired three rounds through the center panel of the door at waist height. A muffled grunt sounded on the landing, followed by the stutter of suppressed automatic fire that tore through the plaster walls, showering the kitchen in white dust and shredded lathe.
Cole caught Nino by the arm, shoved her up the iron access ladder into the ceiling hatch, and scrambled after her onto the wet zinc roof just as the apartment door gave way beneath a heavy tactical boot.
Cold mountain rain struck Cole in the face like handfuls of coarse sand. The roofs of Sololaki stretched away in a dark, jagged staircase of wet tin, dripping chimneys, and telephone cables sagging under the wind. Below them in the courtyard, a spotter by the Mercedes van shouted in Russian, and a burst of automatic fire chipped a shower of red brick fragments from the parapet by Cole's shoulder.
Cole returned fire down into the dark courtyard, forcing the spotter behind the vehicle's hood, and caught Nino's shoulder as her boots slipped on the mossy zinc. "Stay low, follow the chimney line to the bakery chimney, and don't look down at the alley."
Nino scrambled along the wet ridge, her breath whistling through her teeth. "They knew our frequency, Cole. Not just the band—the exact pulse-repetition interval. Someone sold the hardware manifest out of the ministry in Tbilisi."
Cole jumped an open three-foot gap between two masonry firewalls, caught Nino's hand as she crossed behind him, and dragged her behind the heavy brick housing of an elevator shaft. "We worry about who sold what when we're across the border. Where is the secondary vehicle?"
Nino unzipped the inside pocket of her coat and touched a steel key ring. "Two miles north in the Didube freight yards. My cousin keeps a diesel flatbed in the locomotive repair shed, and the backup satellite antenna is locked inside the battery bay. If we can reach Didube, we can push the bomber flight-timings to Frankfurt before the Russian flight crews take off."
Behind them, a shadow vaulted through the roof hatch—Shulga himself, tall, broad-shouldered in a black civilian trench coat, holding a heavy Stechkin machine pistol fitted with a steel wire stock.
Shulga fired from the hip as he advanced across the wet metal, the bullets clattering against the brick housing inches above Cole's head. "You cannot cross the river bridges on foot, McCarron! State security has road-spikes on the Baratashvili Bridge and facial recognition running at every metro entrance! Walk away and leave the girl with the hardware!"
Cole leaned out from the brick corner, placed two careful shots into the wet roof at Shulga's feet, and watched the Russian officer dive behind a masonry chimney stack as the zinc crumpled under the impact.
Cole turned to Nino. "Down the bakery fire escape. Move!"
They hit the slick iron ladder behind the bakery, dropping into the sour-smelling dark of a narrow alleyway choked with flour sacks and wooden vegetable crates. From the street beyond came the rising wail of police sirens, but Cole knew those sirens were not coming to help: the local precinct was cordoning the perimeter to keep curious civilians away while Shulga's team finished the cleanup.
They moved north through the winding stone lanes of the old Persian quarter, keeping to the dripping overhangs where the sodium streetlights failed to reach. Water ran in muddy torrents down the stone gutters, smelling of sulfur springs, wet asphalt, and the sharp exhaust of passing diesel trucks.
In a narrow entry under the brick archway of an abandoned bathhouse, Nino stumbled, leaning hard against the damp lime wall. Her right hand was pressed against her ribs beneath her coat, and when she pulled her palm away, the wool was sticky and black with blood.
Cole caught her arm, dropping to one knee on the wet cobbles. "Where did you take the hit?"
Nino drew a short, ragged breath, gritting her teeth against the pain. "A brick chip from the chimney parapet caught my side when they opened up on the roof. The slug missed the ribs, but it sliced the muscle. It's clean, Cole. I can run."
Cole pulled a roll of elastic pressure bandage from his tactical belt, reached under her jacket, and wrapped the linen tight around her torso, securing the clip with a firm yank. "If you feel your breath tightening, tell me immediately. We have thirty blocks to the freight rail depot."
Nino gripped the lapel of his sweater, her dark eyes fierce in the shadow of the archway. "My brother Giorgi spent four months in a trench outside Avdiivka before an air-delivered glide bomb collapsed his dugout, Cole. He did not die so four Tupolev bombers could drop cruise missiles on apartment towers in Dnipro while we hide in a sulfur bath. I am walking to Didube if I have to crawl on my knees."
Cole stood, chambering a fresh magazine into his pistol. "We don't crawl. We take the river drainage tunnel under the dry bridge, bypass the road checkpoints, and enter the freight yards from the south tracks."
They slipped down the stone embankment into the dark throat of the Mtkvari river drainage culvert. The tunnel was five feet high, cut through century-old brick and shale, rushing with ankle-deep stormwater that smelled of engine oil and dead leaves. They moved in silence for forty minutes beneath the sleeping city, guided only by the dim red glow of Cole's handheld compass, while overhead the rumble of municipal traffic rattled the cast-iron storm grates.
They emerged into the freezing fog of the Didube freight yards at twenty minutes to four in the morning.
The rail yard was an ocean of black gravel, wet steel rails, and miles of rusting Soviet-era boxcars standing silent under the towering floodlight pylons. Cold mist rolled off the river, muffling the distant hum of the central highway. At the far northern spur, half-hidden behind a line of derelict oil tankers, stood the locomotive repair barn: a cavernous red-brick hangar with broken clerestory windows and double timber doors chained shut against the wind.
Nino led the way through a rusted pedestrian wicket in the brick wall, limping heavily but keeping her footing on the wet ballast. "The flatbed truck is in bay three. The spare Ku-band dish is bolted inside the tool compartment behind the cab, already wired to a twelve-volt lithium battery pack. All we need is five minutes of clear sky above the rail tracks to upload the telemetry packet."
Cole scanned the dark spaces between the boxcars, his thumb resting on the safety of his pistol. "The floodlights on tower two are dark. That line should be live."
Before Nino could reply, a blinding beam of quartz halogen light snapped on from the cab of a parked diesel locomotive thirty yards down the track, pinning them both in a circle of white illumination.
From the shadow of an empty cattle car stepped Andrei Shulga, his coat dark with rain, his Stechkin machine pistol held at the low ready. Behind him, two armed operatives in balaclavas moved outward to flank the rails.
Shulga walked forward until he stood fifteen paces away, his face cast in cold relief by the halogen glare. "You underestimate our technical surveillance, Mr. McCarron. When you bought six high-capacity lithium battery cells from the industrial market in Batumi last July, you used a company registered to Miss Bakradze's uncle. It took our analysts forty-eight hours to flag every property associated with that family within twenty miles of the capital."
Cole shifted his weight, keeping his body positioned between Shulga's weapon and Nino. "You don't have jurisdiction to fire in this yard, Shulga. If this depot wakes up, the Georgian interior ministry cannot cover for you."
Shulga smiled, a thin, humourless line that barely moved his cheeks. "The interior ministry is drinking tea in their warm offices, waiting for morning. By the time anyone inspects this shed, you and Miss Bakradze will be twenty miles past the border in North Ossetia, and your government will issue a quiet diplomatic statement expressing regret over unauthorized civilian contractor activities. Drop the rucksack, McCarron. Hand over the drives, and I allow the girl to walk to the municipal clinic on her own feet."
Nino stepped forward, her voice low and venomous in the foggy silence. "He is lying, Cole. The second you drop the bag, they put both of us into the back of their van with wire round our wrists."
Cole looked at the flatbed truck twenty feet behind Shulga's left shoulder, then at the heavy forty-eight-volt industrial battery charger humming on a mobile steel cart beside the locomotive track. A thick rubber power cable ran from the charger directly to an open steel junction box on the wet gravel.
Cole spoke in a calm, deliberate drawl, letting his hands drift down toward the buckle of his rucksack. "The data on those drives doesn't belong to Washington, Shulga. It belongs to the air defense command in Kyiv. And you're forty minutes too late to stop the alert."
Shulga's eyes narrowed. "You haven't transmitted. Your Sololaki link died at fifty-five percent."
Cole dropped the rucksack to the ground with his left hand, and in the same downward movement, snatched the three-foot steel pry bar from Nino's grip and hurled it end-over-end across the wet rails straight into the exposed copper busbars of the forty-eight-volt charging terminal.
A blinding blue explosion of electrical arc-light detonated across the wet gravel. Ten thousand amperes of raw three-phase current vaporized the copper busbars in a deafening crack that shattered the halogen floodlight overhead, showering the track in white-hot sparks and plunging the depot into pitch-black darkness.
Gunfire ripped through the dark as Shulga's flankers fired blindly toward the flash.
Cole grabbed Nino by the collar, hauled her down behind the steel wheel-truck of an oil tanker, and fired two rapid shots toward the muzzle flashes. A man screamed in Russian, followed by the heavy thud of a body collapsing against the steel rail.
Cole leaned close to Nino's ear amid the ringing echoes. "Get into the flatbed cab. Boot the dish and start the alignment sequence. I'll take Shulga."
Nino scrambled through the shadow of the tanker, pulling herself up into the truck cab as the engine turned over with a deep diesel roar.
Through the rain-slicked dark between the locomotive wheels, a heavy silhouette lunged. Shulga tackled Cole around the waist, driving him back into the sharp iron rim of an open freight carriage. Cole's nine-millimeter pistol flew from his grip, clattering into the flooded gravel of the drainage ditch.
Shulga drove a heavy combat boot into Cole's ribs, cracking bone and knocking the breath from his lungs. The Russian officer drew a serrated tactical knife from his vest and brought the steel down toward Cole's throat with two hundred pounds of leverage behind the blade.
Shulga pressed his forehead against Cole's, his breath smelling of cold iron and peppermint. "You die in the mud behind a locomotive, American. Nobody writes a medal for a contractor."
Cole caught Shulga's wrist with both hands, locking his thumbs against the radial nerve as the serrated steel hovered two inches above his carotid artery. Rain poured down Shulga's face, washing the soot into his eyes. Cole gathered every ounce of strength in his legs, hooked his right boot behind Shulga's planted knee, and twisted his hips with the desperate torque of a man who knew there was no second round.
Shulga's knee gave way with a sickening pop of torn ligaments. The Russian officer roared in pain as his balance shattered, tumbling sideways into the wet ballast. Before Shulga could recover his knife, Cole snatched a six-pound iron rail coupling pin from the gravel and drove it with both hands into the side of Shulga's jaw.
The blow landed with the blunt, final crunch of breaking stone. Shulga's head snapped sideways, his knife slipping into the puddle as his body went limp across the iron rail ties, blood pooling dark beneath his cheek into the gravel.
From the flatbed truck fifty feet away, a high-pitched electronic tone chimed twice through the mist.
Nino leaned out of the open driver's door, her face illuminated by the green screen of the terminal mounted on the dashboard. "Uplink confirmed! Satellite lock established through the backup transponder! Packet delivery verified at one hundred percent to Frankfurt and Kyiv!"
Cole climbed to his feet, wiping rain and copper-tasting blood from his split lip. He retrieved his nine-millimeter pistol from the ditch, racked the slide to clear the mud, and limped toward the waiting truck cab.
He climbed into the passenger seat, slammed the steel door shut, and locked the latch as Nino threw the transmission into gear. The heavy diesel flatbed lurched forward, crashing through the wooden barrier of the rail depot gate and turning hard onto the deserted asphalt of the western bypass road.
Behind them, the rain was beginning to slacken over the valley of the Mtkvari. On the dashboard terminal, a secondary notification window blinked once: Ukrainian air defense headquarters had acknowledged receipt of the flight vectors, scrambing two squadrons of interceptor jets and deploying mobile missile batteries across the northern approaches to Dnipro forty minutes before the Russian bombers could reach their launch points over the Caspian Sea.
Nino kept her eyes locked on the dark ribbon of highway climbing west toward the mountain road to the Turkish border. Her hands were steady on the wheel, though her knuckles were white against the worn leather.
Nino glanced sideways at Cole, her voice quiet in the rumble of the diesel engine. "Our station in Tbilisi is burned, Cole. Hal's flat is ashes, and every border post on the military highway is closed to us."
Cole leaned his head back against the headrest, feeling the cold mountain air pour through the heater vent as the highway signs for Akhaltsikhe swept past in the headlights. "Our station is gone, Nino. But the line held. The warning got through."
Through the bare walnut orchards on the hillsides above the river, the bells of the Metekhi church began their four-o'clock morning toll, ringing clear and unhurried into the cold Caucasian dawn.