An unknown catastrophe suddenly erupted on the earth, and the ecology and society collapsed across the board. Only a few survivors were left dying among the ruins. In a chaotic environment, survivors from different backgrounds are drawn by their fates to explore survival, hope and meaning in their respective branches. The main plot is intricate, with both humorous and absurd encounters and naked conflicts. As the survivors form alliances, fights, rescues and betrayals, everyone gradually awakens in despair and cruelty: the absurdity and kindness of human nature coexist, and even if the world is destroyed, life must laugh at despair and create a new life. The book advances with a compact structure and multiple lines, and uses exquisite humor to eliminate the shadow of death. When the ultimate crisis comes, everyone gathers to fight against fate and finally build the possibility of a new world.