Rouma and Tamaki are childhood friends, but their relationship is more than just friendship. In fact, they have sex, yet they are not lovers. One day, Tamaki gets angry with Rouma and announces she will break up with him because he did not use contraception during their encounters. However, since they belong to the same club, they are forced to meet. Seeing their cold attitudes, Yuuri tries to reconcile them. However, she cannot hide her love for Rouma and confesses her feelings. Then, they make love, but...