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

Yumiko, a classmate of Tadashi who just married his brother, lives under the same roof without knowing Tadashi's feelings, and they have a fierce nighttime affair. Of course, Tadashi is aroused by the two of them, and he doesn't understand either. One day, her husband, her brother, finds a letter addressed to Yumiko from a woman who adores her husband...