Episode 1
An elite banker named Eito is suddenly approached with an invitation to a school for virgin men and women over the age of thirty.
Episode 2
Despite several disadvantages, one of Eito's classmates manages to be the first to graduate. Consequently, Eito feels defeated and disillusioned.
Episode 3
Eito and Maki are stuck in the hell that is the Adult High School after the school staff sees through their deceitful plan to graduate.
Episode 4
False rumors about Eito crush the ray of hope that appeared after he swallowed his pride and told his childhood friend Haruka that he is a virgin.
Episode 5
The son of the Prime Minister responsible for establishing the Adult High School shows up as a new student and receives special treatment.
Episode 6
A picture of Eito and his 55-year-old boss wearing school uniforms leaks out via social media along with information regarding the Adult High School.
Episode 7
Eito confesses his feelings for Maki -- a first for him. But one thing after another prevents him from getting a response.
Episode 8
Eito and Maki begin to live together but they don't show any signs of 'going all the way.' Meanwhile, Sakura attempts to seduce Eito.