The glowing copper line hissed as a drop of rain hit its orange surface, and Arthur, blind to the light but alive to the current, knew they had only seconds before the wire snapped.

He knelt at the very threshold of Camp One: The Pine-Sough, his knees pressed hard against the dry, chalky salt blocks that lined the cavern floor. The blocks were their only saving grace, absorbing the moisture from the category-four static storm howling outside and keeping the interior air dead, uncharged, and dry. But outside the drip-line, the world was a screaming vortex of sulfur, water, and raw voltage. The heavy-gauge copper cable they had run across the threshold was sagging, glowing a brilliant, angry cherry-red as it struggled to channel the immense atmospheric potential of the peak directly into the wet soil pocket outside.

Arthur’s right organic eye was a bloodshot, weeping blur, the vision heavily compromised by sympathetic strain. His left socket, housing the damaged brass prosthetic his grandfather Silas had built, was a furnace of drilling, agonizing heat. The Brass-Eye Focus Ring was locked, its internal silver-plated gears jammed and humming with a high-pitched, vibrating frequency that rattled his skull. He had no depth perception, no stable horizon. The world was a flat, gray void overlaid with flickering, non-existent blue threads of magnetic force.

'Arthur! It’s sagging further!' Clara Vance shouted over the roar of the gale. She was crouched behind a massive, non-conductive limestone boulder, her hands still trembling and numb from the static shock she had taken moments before. Her custom, unmagnetized brass climbing hooks lay uselessly at her feet, their tips slightly scorched. 'If that wire touches the wet limestone of the ledge, the whole threshold will live-charge. We’ll be cooked inside our own shelter!'

'I know!' Arthur yelled back, his voice tight with pain. He forced himself to take a deep, shuddering breath—four seconds in, four seconds out—practicing the vertigo-suppression routine Lando Fletcher had drilled into him. He had to steady his hands. If he panicked, his inner ear would surrender to the abyss, and he would slide forward into the five-hundred-foot drop.

Through the grey mist, Arthur saw a flash of pale-yellow light down the ridge. Commander Jaxon’s vanguard was advancing. They were heavily armored, their dark-blue iron-plated boots clattering against the wet stone. They carried steel-tipped climbing spears and heavy iron grappling launchers—walking lightning rods, arrogant in their belief that metal could conquer Mount Thoron.

*Thump.*

Another iron grappling hook sailed through the driving rain, its steel cable humming as it anchored into the wet stone archway just above the cave entrance. The massive steel line created a secondary path for the storm’s lightning, drawing a thick, blue branch of static down from the iron-gray canopy. The current surged toward the cave mouth, seeking the path of least resistance.

'Toby! The backup wire!' Arthur commanded, pointing his split, bleeding right knuckle toward the wooden gear crates.

Toby Vance, his gangly nineteen-year-old apprentice, scrambled forward. His face was pale, smudged with soot and salt dust, but his eyes were wide with desperate resolve. He reached into his leather tool belt, pulling out a coil of standard iron wire and a pair of steel pliers.

'No, Toby! Use the wooden clamp!' Arthur warned, but the boy was already lunging toward the sagging copper line, desperate to splice the backup wire and reinforce the melting grid.

As Toby’s steel pliers neared the glowing copper cable, the immense potential difference did not wait for contact. A blinding, violet-blue static arc leaped from the cable, striking the steel pliers with a sharp, explosive crack. The high-voltage current vaporized the tool instantly, turning the steel into a shower of white-hot sparks. Toby screamed, the concussive force throwing him backward across the salt-lined floor. He clutched his hands, his palms lightly burned and blackened by the discharge.

Clara lunged forward, grabbing Toby by his collar and dragging him back into the deep, dry recess of the cave. 'I told you!' she hissed, checking his hands. 'On this mountain, metal is a death sentence!'

'I... I was just trying to help,' Toby sobbed, his chest heaving as he stared at his blistered fingers. The shortwave field radio on his back crackled with a low, dead hiss, its signal completely jammed by the storm's electromagnetic noise.

Arthur watched the copper grounding wire sag further. A thick droplet of molten copper fell onto the salt block beneath, hissing as it cooled into a dark, metallic bead. The main grounding line was about to snap. Once it broke, Jaxon's men would breach the threshold, and the entire camp's gear would be vaporized by the next direct strike.

*Think,* Arthur commanded himself, his mind desperately clinging to the cold, comforting laws of physics. *The copper wire has a melting point of 1085 degrees Celsius. The current from the storm is exceeding its carrying capacity. I have no more copper cable. But the radio... the radio needs power to cut through Jaxon's jamming. If I can bleed off the excess static charge from the melting grid, I can use my own body as a temporary resistor. The silver-plated wiring inside my prosthetic eye can act as a high-resistance shunt, absorbing the surge and redirecting it into the radio's power terminal before the internal circuits melt.*

It was a suicidal calculation. Over-absorption of static would burn the delicate silver wiring inside his eye-socket, causing severe nerve damage and excruciating pain. But it was their only chance to power the radio, receive Lando’s warning, and find a way out of this trap.

'Toby!' Arthur barked, his voice leaving no room for argument. 'Bring the radio's input cable! The one with the non-conductive wooden sleeve!'

'Master Arthur, no!' Toby cried out, realizing the intent. 'Your eye—it will burn out your optic nerve!'

'Do it, Toby! Now!' Arthur roared.

Arthur reached into his coat, pulling out his custom-built, non-conductive ironwood slide rule. Using the wooden edge of the slide rule, he carefully hooked the melting, white-hot copper grounding wire, lifting it away from the wet stone ledge. The heat radiating from the wire was intense, scorching the wool of his sleeve and making his skin blister.

Toby scrambled over, his hands shaking as he held the wooden sleeve of the radio's input cable. With a sob, he pressed the copper terminal of the radio's line against the brass casing of Arthur's prosthetic left eye.

Arthur gritted his teeth, took a final vertigo-suppression breath, and pressed the white-hot grounding wire directly against the Brass-Eye Focus Ring.

An agonizing, white-hot current erupted through Arthur's skull.

He did not scream; the sheer voltage locked his jaw in a rigid, paralyzing spasm. To his right organic eye, the world vanished into a blinding, white-hot flash of cosmic glare. To his left socket, the sensation was not merely pain—it was a physical, drilling heat that felt as if someone were pouring molten lead directly into his brain. The internal silver-plated gears of his prosthetic eye began to spin at a screaming, mechanical velocity, the rapid *whir-whir-whir* vibrating so violently against his cheekbone that his teeth rattled.

He felt the current traveling down his neck, through his shoulder, and into his chest, his heart fluttering erratically as his nervous system struggled to process the overload. His left cheek began to blister, the skin scorching as a faint blue static arc danced between the brass casing and his temple, leaving a jagged, permanent scar.

But the shunt worked.

The excess static charge from the melting grid was bled off, channeled through Arthur's body and into the radio's input terminal.

Inside the leather pack on Toby's back, the shortwave field radio’s tubes suddenly glowed with a brilliant, violet light. The low, dead hiss of the speaker transformed into a sharp, clear frequency.

'Arthur! Arthur, do you hear me?' Lando Fletcher's voice crackled to life, echoing off the limestone walls of the cavern. The blind guide's tone was stripped of its usual serenity, filled with an urgent, desperate panic. 'You must evacuate the Sough immediately! Jaxon is not trying to capture you. The Consortium has authorized the complete destruction of Camp One. The thermal stress of the grounding grid is—'

Before Lando could finish the sentence, a deafening explosion shattered the wet night air.

Jaxon's vanguard had fired a high-explosive charge directly at the cave mouth. The concussive blast tore through the wet stone archway, sending a cascade of heavy limestone boulders crashing down onto the threshold.

The main grounding line snapped, the broken ends whipping through the air in a shower of brilliant blue sparks. The sudden loss of the ground-loop cut the transmission short, the radio dying instantly as a thick plume of sulfurous smoke filled the cavern.

Arthur collapsed onto the salt-lined floor, his body trembling violently as the residual charge dissipated through his boots. His left cheek was a scorched, bleeding ruin, and his prosthetic eye clicked in a slow, dying rhythm. He lay there, blind and paralyzed by the pain, as the ceiling above began to groan under the thermal stress of the repeated lightning strikes.

Through the choking smoke at the cave mouth, a towering silhouette stepped over the fallen boulders. Commander Jaxon stood at the threshold, his heavy iron-shod boots sparking against the wet stone as his cold eyes locked onto the helpless team.