Eun Sung-min a survivor of a massacre by monsters known as "EVIL." he is living with his blind maid. When they are approached by a man from the organization S.E.P.A. They are here to form an alliance with him and his maid to find a way to fight "Evil" which are Born from the emotions of mankind, and to discover the truth behind the "Phantom king" whom he remembers from the attack 11 years ago.