Kateikyôshi to mibôjin gibo: Masaguri kyôen: Katsumi Nananaka was indulged in a nasty fantasy with her mother-in-law, Yasuko. While I was taking a bath, I extended my hands from behind Katsumi and groped around my crotch. Yasuko murmuring at her ears. There is no rest in Katsumi's right hand who suffers from anxiety... He decided to hire a tutor with the help of Yasuko who was worried about such a situation. The teacher is Katsumi's classmate, Satomi. Katsumi who smelled the scent of an adult on the beautiful Satomi! Expectations and delusions inflate my crotch...