Shinya is a student who goes to school. Suddenly, his classmate Akane, who appeared before Shinya, was the wife of his brother Shogo. However, Akane is a virgin even though she is a brother-in-law !? Moreover, Shinya and Akane met when they were young and made a promise only for them … Understanding Shinya’s feelings, Sayumi, another brother-in-law, taught various Hs. go. Shinya tries the (?) Technique given by Sayumi without telling his brother Shogo. And Shinya and Akane gradually get closer to each other …
The love love erotic harem story begins now, set in a modern school.
