Kill Me, Heal Me

Season 1 Episode 16 - Eps 16: I will remember this for a long time.

Cha Can Hyun is actually a heir to a family company with one key problem. From dissociative identity disorder shown, he suffers Because of childhood injury that is suppressed. In order to over come this ailment in covert, he hires to help him heal by murdering each personality one by one.