A senior athlete (Yasuha) who is addicted to lesbianism and her junior (Yukino Tsukioka) are forced to bring in a peeping man under the orders of forbidden sex from a demon coach (Yuna Ei) who secretly indulges in public sex! At this point, the peeping professional threatens to reveal the secret of the demon coach and relaxes the dormitory rules with F*CK. An exciting work about the eroticism of the vertical society of athletic girls

Recently, young men and women gather on the "Neruton Tour" which has become very popular, in search of their ideal partner. The overnight hot spring Neruton tour was planned by the travel agency where Ryosuke works. As a tour conductor, he gets to look for beautiful women and peek into their open-air baths. This is Ryosuke's greatest pleasure. Unaware of this, Reimi is working hard to improve her body.