In order to take the university entrance exam in Tokyo, I decided to stay with my uncle who lives in the city for a while. His wife, Reina, is a career woman who graduated from a prestigious university and was going to help me with my studies. However, seeing Reina's sophisticated beauty and her seductive appearance in high-class lingerie, I, a country boy who is still a virgin, was unable to concentrate on my studies. Then, Reina got close to me and asked, "You still have no experience with women, right?" as she brought her lips closer to mine...