A super clingy, hot kohai and a friendly senpai exorcise an obstinate evil spirit with sex! This is an occult erotic comedy about police detectives!

Tosaka, a police detective, is worried about how he always gets possessed by an evil spirit whenever he goes to a crime scene. Not only does he get possessed, he even gets horny. The only way to exorcise the spirit is to make love with his kohai, Kasumi! Kasumi is his partner whom he's in love with and he has no choice but to rely on him, so he feels pathetic, but he also realizes that he's unconsciously yearning for Kasumi!