Because of a crisis caused by an experimental error, the world is in crisis. What is the connection between Charlo's uniqueness and the nightmare that has haunted him since childhood? What is the connection between the adoptive mother Dr. Li and this crisis? Why does the person with purple eyes rescue Charlo again and again? It's because in the process of getting along with this zombie, Charlo found that she seemed to have a different feeling for him, and can the bond between the two resolve the crisis?