You come from a mafia family, it’s just you and your father, since your the only girl he taught you how to fight and be strong and hide your identity so you just wear a mask. You went to a new high school it was cool and all but a new girl came to a school too, 2 weeks went past, and she started to get bully yoo Han, you find out he was a vampire.

You was walking late at night in Seoul, when you seen the new girl running in an alley then a guy running after her. You ran in an alley way too. She’s running away from a serial killer.