The arrival of the apocalypse has disrupted everything. In order to find my family, I walked step by step through the ferocious-looking zombies. However, the apocalyptic environment is bound to drive out all human beings. I accepted the journey to find Dr. Z and shouldered the heavy responsibility. But I almost sacrificed myself for the country, and what are you doing? If you want to know what happened next, please read the novel Doomsday Survival.