An AU in which The Boyz are either running from zombies or becoming zombies. The Bunker Boyz is led by Hyunjae who, along with Kevin and Juyeon, are trying to keep people safe from the zombies. Eric is running for his life from Jacob and his assistant, Sangyeon. Changmin and Chanhee aren't getting along which results in Chanhee becoming a zombie. Sunwoo and Haknyeon are trying to survive alone in the wild with zombies everywhere. Younghoon is a lost child who Changmin saves from zombies.

Lee Hoseok is your average everyday student. He feels as if his life is moving in slow motion and going nowhere until he meets Chae Hyungwon, the tall, stoic CEO of Chae Enterprises. Hoseok takes an instant disliking to Hyungwon and his stand-offish nature and negative remarks. However, when a group of thugs try to pick a fight with Hoseok, Hyungwon springs to the rescue.  Hoseok begins to realize

Jongin cares too much about the ten-years age difference between them and Kyungsoo is too in love to care at all.