Frustrated parents of Manabu, a virgin son who can't study, decide to hire the传闻中的 expert tutor, Shinobu. However, Manabu finds himself unable to concentrate on his studies due to Shinobu's mature body. Realizing Manabu's feelings, Shinobu naturally starts guiding him in the more lustful aspects of life, saying, "Becoming a man is the most important thing!" Will Manabu safely graduate from his virgin state?
