Manabu, who lives in a single-parent household, is still a virgin and spends his days masturbating. Worried about his condition, his mother consults with Miho, a junior and close friend of his. One day, Manabu bumps into Miho and realizes that she is an adult video actress, Maki Hojo, and asks her the truth. Maki seduces Manabu to keep him quiet in order to hide the fact that she is an adult video actress, but he becomes addicted to the young, hard virgin cock.