Ling Yun, a top military engineer, is reborn in the ghost-killing world and is bound to the ghost-hunting technology system! At the beginning, Wisteria's pulse gun went off in seconds, saving Maki and slapping Tomioka Giyuu in the face! The mecha is strenuously wound up, the sunlight cannon kills everyone, and technology is used to rewrite all tragedies! The pillars went from questioning to kneeling and licking, and the Demon Slayer Squad was reduced to a background! Form a technological ghost hunting team, use drones to blast through Infinite City, and use mechanical equipment to crush ghosts! After rebirth, Ling Yun uses modern technology to overturn the ghost world, letting Wu Mei know what the ultimate pleasure of dimensionality reduction is!