Reborn seven days before the doomsday torrent, Chen Che accidentally binds with the Noah's Ark system! Right at the start, he extorts massive supplies from the campus belle and frantically stockpiles goods! When the doomsday arrives, floods engulf the city, and everyone struggles in despair, Chen Che summons a three-thousand-meter-long super ark! Mechas, war machines, ancient viruses, and terrifying mutant creatures appear one after another! From a penniless college student to the captain controlling the doomsday ark. In this life, who is the prey and who is the hunter is up to him to decide!