Kosuda's Erogami

Kosuda is a high school student who is constantly being teased by his classmates for being a virgin. One day, he meets Yamada, a new student who is also a virgin. The two of them start dating, and Kosuda soon realizes that Yamada is not like other girls. She is open about her sexuality and is not afraid to experiment. Kosuda is initially shocked by Yamada's behavior, but he eventually comes to accept her for who she is. The two of them start a sexual relationship, and Kosuda begins to learn about his own sexuality. He also starts to develop feelings for Yamada, and the two of them eventually fall in love.