Yumi Sakurai is a teacher who is extremely dedicated to her students. She always tries her best to help her students. Today, Murata was teased by his friends during class. They teased him for always touching his dick. Yumi Sakurai researched and learned that this was a sign of a lack of parental love. After talking with Murata, Yumi Sakurai learned that he was living alone with his mother, his mother often came home late from work, and Murata always had to eat food bought at the convenience store. Feeling that the student was extremely pitiful, Yumi Sakurai immediately invited him home for dinner. But that's still not enough! Murata wants to have sex with Yumi Sakurai! Seeing his pitiful student, Yumi Sakurai agreed. They both checked into the hotel, and their wrong relationship started from here...
