soobin a vampire who lives in a castle which is in the middle of a forest..yeonjun,who likes adventures and scary stuff decides to go explore the forest..& while exploring he comes across the huge seemingly abandoned castle..that is until he steps inside the castle..things take a twist and the young lad is faced with the vampire King who falls in love with yeonjun & hence instead of killing yeonjun..ends up capturing him inside his castle..wanting nothing more but for yeonjun to be his bride