Ikenai Kiss wo Shiyou

From Chibi Manga:

Even then, I still love you… Love and sex that are prohibited are written in the omunibus collection!

Story 1
Rina can’t forget the extremely handsome man that she met at the club. And that man appears as a trainee teacher…!?

Story 2
Aoi and Eisuke are currently sex friends. Soon she realizes that the feelings in the kiss that he gave her are the same feelings as hers…!?

Story 3
Mayu became Haruma’s (the person her friend likes) model for his drawing. Although she knows she shouldn’t, but the feelings she feels when he gazes at her…!?