When the apocalypse comes, the heroine who refuses to be stupid and simple in martial arts will rely on solid pharmaceutical knowledge, wilderness survival skills and calm logical analysis to survive in the apocalypse. From zombie outbreaks, extremely cold winters, resource depletion to giant mutant creatures, under the increasing pressure of survival, there is not only the friendship of fighting side by side, but also the secret love that is silently guarded, the touching family affection, and the glory and darkness of human nature. Use knowledge to rewrite your destiny, and join hands with your loyal dog and bamboo horse in the wasteland to pursue the last dawn of humanity.