Choi Jonghyun, better known as Changjo to the underworld, lands in jail when he crosses paths with Ahn Daniel one fateful night. 

ahn daniel is the son of one of the most rich mans in korea. He is a cheerful guy and he love the calm and dislike loud places. lee byung hun better known as ljoe is also rich like daniel but have the opposite personality. love to go to night clubs and such 

In an instant, everything can change.  Captured.  Protected.  Raised by a monster.  Byunghyun finds himself a strange companion to the beast that murdered his mother.  Daniel, as he comes to call it, won't let him leave or return to the remaining humans.  But neither knows why.  Yet.

      1) Cold .  Byunghun x   ?      Teaser :  Let me tell you more about my sweet boyfrien

  INTRO: Years ago, Minsoo, Chanhee, Byunghun, Changhyun and Jonghyun are living together in Daniel's mansion. Their relations? They let people know that they were cousins. Howevere, Daniel's cruelty caused Minsoo to move out from the mansion, bringing both Chanhee and Byunghun with him while the other two have to stay behind since they got no harm.