He paused, glancing back at Martin. “Don’t do anything stupid while I’m gone.” Martin managed a tense smile. “Same to you. Now go.” He watched as Ethan disappeared into the narrow passage, his footsteps echoing down the metal floor.
Turning back to the controls, Martin checked the alert system’s status. The notification had been sent, and the next station was already responding. He toggled the CCTV feeds, catching glimpses of the thieves moving through the train.