On the seventh day of the doomsday without food, Qi Ye awakened the mobile wasteland base "Guixu" from an abandoned warehouse, only to find that the only way to survive led to a restricted human area sealed by the military. Researcher Wen Shuang grasps the truth about the restricted area, Zhao Tieyi is responsible for transforming the base into a war fortress, Su Tang continues to send settlement information, and the hunted Han Xiao and the mysterious girl Xiao Man also burden this temporary team with their own secrets. For the sake of food, family and a chance of survival, Qi Ye could only fight back to the restricted area with his base.