Inside: telemetry data. GPS logs. Service records from his real train on May 17th, three years ago. The one that had nearly collided with a freight train because the signal had failed to switch from red to green.
Instead, Markus typed: Who is this?
As he approached the tunnel just before the Villingen yard, a second signal appeared on the HUD. Not part of the standard PZB safety system. A ghost signal. Flashing red with a single word beneath it: Inside: telemetry data
He ran the first service: BR 218 diesel pushing an IC from Konstanz to Villingen. 11:47 departure. On time. The virtual passengers had no faces, but their suitcases reflected the Bodensee’s shimmer. The one that had nearly collided with a
One rainy Tuesday, a notification pinged on his old gaming laptop: Not part of the standard PZB safety system
His heart hammered. The rain outside his apartment window suddenly sounded like static from a faulty radio.
As he approached Villingen, the ghost signal became a full overlay: a reconstruction of the freight train that had nearly hit him. Its horn blared through his speakers. The simulation let him see the seconds he had never been able to forget.