Her name is Yuu Nozaki, the so-called "Sleeping Beauty" of the academy. Her nonchalance and grace belie her sloth-like attitude towards life. With this in mind, self-proclaimed school sexual counsellor Hajime Tanaka takes it upon himself to instruct the unassuming Yuu regarding the pleasures of sexual intercourse and what makes sexual relationships so great.
This busty blonde is looking to get better at sex for her boyfriend, and what better way then to engage in some "sexual counseling" in the men's bathroom for a crowd. Wait, isn't this just sex? N-No, that can't be...
Reina's mother, Reika, is displeased to fine her daughter fraternizing with the self-proclaimed sexual guidance counselor, Hajime. More than simply unimpressed with his general appearance, Reika doubts his capabilities in sex in general, and so decides to test him through a physical show of prowess. Needless to say, Hajime is more than up for the challenge, but will he be able to meet Reika's strict expectations?
Kashima is so diligent, she’ll do anything for her admiral: even acting like a dominatrix that is totally out of character. But when the sex is too good, even she can’t help but break down into submission.