Extinction I don't know when, the earth suddenly broke out a terrible zombie virus, thousands of people were infected by the virus, and then turned into bloodthirsty zombies to bite their own kind, and the number of normal humans decreased linearly. Patrick (Matthew Fox) and Jack (Jeffrey Donovan) were evacuated by bus that year, but who knew that they encountered the most tragic incident on the way. The two men and a baby in swaddling clothes became the only survivors. Nine years later, there are few humans left on the earth. Jack and the baby of that year, the cute little girl Lu (Quinn McColgan), live in a cold mountain village. The father and daughter love each other and are sweet and warm. In contrast, the unshaven Patrick lives next to them, and he seems to have a deep estrangement with Jack. On a snowy night, Lu accidentally witnessed the whereabouts of zombies that had not appeared for a long time outside the courtyard, and the nightmare she once had reappeared...