A howl of doomsday came, and a mysterious corpse was resurrected and mixed into the human base camp for no other reason than to have enough food. As a zombie, he lost his memory as a human being. After meeting another man, he regained his memory bit by bit. Later, he found that the man was inextricably linked to his dead self. So, what was waiting for him, was he to fight again, or start all over again?