When the war broke out, Li Zian, as a special operations team member, received the task of destroying the enemy's virus laboratory. He accepted the mission and secretly went deep into the enemy country with his teammates. After multiple investigations, he finally found the target laboratory, only to find that it had turned into a hell filled with corpses. It turned out that the laboratory was conducting biochemical virus experiments, but an accidental leak occurred. All the researchers turned into zombies and became spreaders of the virus.