Shinonome Masumi is a university student who has inherited the power of his great-grandmother and has the ability to exorcise spirits.

He spends his days exorcising the spirits that possess his friend, Mikoshiba Eiwa, who has an abnormal tendency to attract spirits, but one day Mikoshiba's body is taken over!!

What's more, the spirit turns out to be a lustful one, and he ends up accidentally having sex with his friend...