There's a group which has 7 members who is popular boys in your college and secretly is a vampire which is Jungwon as the leader, Heeseung the oldest, Jay, Jake, Sunghoon, Sunoo and Ni-ki the youngest. One day, They invited you in a party named "Bloody party".

You finally arrived to their parties, the party was normal and everyone is having fun by themselves. But you suddenly notice something wrong, everyone was drinking wines, but the 7 of them were drinking something dark red was it blood.?