While Matori-senpai shares explicit sexual advice with the lacrosse club, the sheltered Sakura remains blissfully ignorant about how babies are conceived. However, this innocence quickly turns into a daring curiosity as Sakura decides to "experiment" on her coach to understand the acts she has heard about. As the coach struggles to avoid the fate of a disgraced predecessor, he finds himself trapped in increasingly compromising situations with his students.