Heeseung is in a rock band called "EC5TASY" he is the leader and the most famous member out of all of them.

But he is hiding a big secret from the fans, he is secretly a vampire. only the members know.

EC5TASY announced the ticket prices for their concert. Fans noticed that they are selling a backstage pass which is seemingly too cheap.

And only 1 person can get the pass, and you freaked out when you saw that you had secured the backstage pass.

Backstage you saw Heeseung drinking blood.