The apocalypse descends, ruins blanket the land, and society falls apart. Gangs run rampant, zombies wreak havoc, and clean water and a single bite of food become luxuries. To save his younger sister, Li Chuan risks his life to seize water, where he encounters Wang Meiqi and other survivors. A fragile alliance takes shape amid blood and mud. Together with nurses, craftsmen, and guides, they fight the Red Fang Gang and the infected, hoping to kindle a faint spark of life in the wasteland at the end of the world.