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Chapter 1
Chapter One: Frost Line
The night wind pushed hard against the terminal windows, throwing snow into the cone of the platform lights. Miles Carter zipped his parka higher as he crossed the slick concrete toward the sleek nose of the high-speed train. The locomotive’s skin was a muted silver, nose dipped like an animal pointing somewhere it refused not to go. Inside, the world would be warm, humming, predictable. Outside, the snow kept falling, clinging to the rails as frost.
He had started his overtime an hour earlier because the shift was posted late. He needed every hour the company would give him, every overtime line item that would keep his bank account from flinching. The court was watching. His ex-wife’s lawyer was watching. And above all of that, his daughter, Grace, would ask him how work was and then discreetly check the calendar as if she could help tally the hours herself. He told her he was doing fine. He told the court he could be trusted.
His boots rang on the steel steps as he climbed into the cab. He shook the snow from his shoulders, wiped his hands on his jacket, and slid into the chair. A train like this was a living system. The glass displays, the throttle stalk, the brake controls—all of it nested into a posture that felt like home. He laid a palm against the console as if greeting an old friend and ran through the startup.
Four minutes later, signals cleared. Two blasts of the horn rolled along the platform. The platform agent lifted a hand. Miles eased the throttle open. The train slipped forward. Somewhere on board, a child laughed. Somewhere else, a man muttered into a phone about delayed flights. A few people were asleep already, trusting the timetable, trusting the rails. The world narrowed to track and speed and cold blue lights in the storm.
Snow smudged the windows. Frost etched thin veins along the edge of the windshield. By the time the line reached clean speed—129 mph—the night felt like motion itself. A long dark ribbon with no anchor point, only a direction and a promise to arrive on time. Miles’s shoulders loosened. Routine. In this mess of winter, routine meant safety.
Halfway back in the first passenger car, a person in a plain charcoal jacket watched the ice feathering the exterior of the glass. Riley March kept their hands tucked inside their sleeves and the brim of a knit cap low. They were traveling light: a backpack under their seat, a folded letter in the inner pocket of the jacket, and a service badge Riley hadn’t decided whether to use or hide. A disciplinary hearing waited at the end of the line. It had a room number and a table and a panel that had already decided, at least a little, that Riley’s benefits cost more than the budget wanted to spend.
Riley was good at reading rooms, good at reading explosives, and tired of being read by people who only saw a line item. The seat hummed under them as the train cut through the wind. They counted miles by the rhythmic shift of the bogies under the floor and told themself not to count the hours.
Ten minutes in, with the storm layering thicker and the rails humming like old wire, the lights across the cabin flickered.
