Futanari Seisaikan

At first glance, the shy and studious Serika Miyagi seems to be a normal high school girl. But in reality, ever since she accidentally wore the underwear of her roommate, Mayu Ootori, she became something much more bizarre. Behind the facade of a young and cheerful girl lurks the persona of a lustful and perverted Serika who possess both male and female genitalia. As a result of this, she has an unquenchable libido, and finds intense pleasure from stealing Mayu's underwear and masturbating to i...