The soul of the later engineer merged with the original owner to become Liu Zhiyuan, the minesweeper. He holds a defective system with limited functions and has the ability to scan and knock down enemies with infrasonic waves. All other functions require authorization to be locked. The energy was about to run out, so he had no choice but to apply for a job change, and returned to his hometown in Liujiacun, Mentougou, with his battlefield skills.
