The global doomsday game descends, bringing extreme heat of 60 degrees and rendering all technology useless. While everyone else risks their lives venturing outside to upgrade their shelters, Su Yi awakens the SSS-rank "Homebody's Haven" talent. By staying inside his shelter for 24 hours, he can obtain the survival supplies he needs most. An ice water machine, special forces soldier Lin Yue, and engineer Li Ya soon come into his possession. He trades ice water for equipment and transforms his shelter into a fortress. But when violent attackers from upstairs launch a full-scale assault, unleashing endless lightning and fire, he discovers they possess an immortal body. With Lin Yue's life hanging in the balance, Su Yi summons his combat squad to face the threat and rescue his comrade! The ultimate feel-good apocalypse survival story begins its counterattack.