Jung Jang Hae is a 20 yearold girl that is struggling to survive in her ruined town in seoul. she was 16 yearold when the Z-virus has spread all over the world. only few survivors is still alive in the ruined world and she is one of them. thinking that she will die sooner or later because she knows that is useless to live ... until she met kim taehyung.. a non breathing creature ..that gave her a reason to live