Hani can't remember the last time she ever truly lived happily, even if it was for just a single day. Her hometown destroyed by a group of the Dark Ones, also known as EXO, burned her life, killed her parents, and inflicted a life of pain and sorrow for her. Hani can't hate them more for what they did, but worse, she's sold to one of the EXO members, Chanyeol, who happens to be the Dark One who murdered her parents. Hani can't say whether she angry or happy, but she plans to make EXO's life hell and take revenge. But along the way, she realizes EXO isn't the threat, its the Triad and the leader of the Triad who started this century-long war. Will Hani help EXO? What will happen to the world? And can she fix things for the better?