Ouya Inoue, regular high school boy, accidently encountered a demonic wisp named Kogame, it is a very brat, rude, and insolent, sent from hell to bring back evil Yokai who escaped from the hell, and Ouya is "lucky" enough to be the vessel of Kogame. Would they become a perfect partner, or they would hate on each other for the rest of their entire life?
