すずな

Basé sur le manga adulte d'Ayumu Shouji.

Chihiro is a female college student wasting away working at a hamburger shop after school. She complains to her friend Eri that sex with her boyfriend is just not that great and that taking care of things herself always feels better. Eri tells her that she should come with her as she does "Compensated Dating" and she can see what real sex is like!

Japan was engulfed in a demographic crisis, forcing the government to implement the "Ikumonogakari" law, which permitted promiscuous sexual interactions among the people. They started doing practical and pedagogical activities on the lessons of sexual life and a partner's sexual fulfillment. The protagonists are young and inexperienced, so practical exercises will help them to improve their skills.

Ryuki Kirishima is a boy who lives with his older sister, Reiko, after the tragic death of their parents in a car accident. One summer day, Ryuki and his friends gather to watch adult videos for fun. Although Ryuki doesn’t usually enjoy this type of content, he feels inexplicably attracted to videos featuring Kiriru, a new and popular porn actress. As he watches, Ryuki feels a strong attraction to Kiriru, and to his surprise, she appears before him in person for sex.