Three girls who lose their memories wake up in an abandoned hospital and meet BTS, thus discovering they were in the middle of a zombie apocalypse. They can either make a cure or eliminate all the zombies. But when things start getting difficult and questions are being asked, it doesn't seem so simple anymore. Options are running out.

*HIGHEST RANKING: #2 ZombieOutbreak* It was just any other day of school. Until, what I thought only happened in movies, happened. why? what did we do to deserve this? why us?

This story is about seven Korean boys who are known as Bts. And they are trying to survive a zombie Apocalypse during the year of 2015. Will any of these seven boys survive and make it through the apocalypse?