What should have been a funny evening with her friends ends in disaster when Minji accidentally summons a demon, binding her life to his. Nothing will ever be the same for her as she struggles to come to terms with her mistake. Baëkhyun doesn’t make life easy for her and falling for him certainly was the last thing she expected to happen.  

After receiving a death threat, Hyorin is assigned an enigmatic bodyguard with snow-white hair and emotionless eyes. He has a dark secret and she soon realizes that he is even more dangerous than the people who are after her.