Suzu is a very dedicated teacher to her students. She always puts in her best effort to help her students. Today, Murata was teased by his classmates during class because they teased him for always touching his genitals. Suzu found out that this was a sign of lack of affection from his parents. After talking to Murata, Suzu learned that he was living alone with his mother, who often worked late, and Murata always had to eat convenience store food. Feeling sorry for her student, Suzu invited him to her house for dinner. But that wasn't enough! Murata wanted to have sex with Suzu! Seeing how pitiful her student was, Suzu agreed. They both went to a hotel, and their inappropriate relationship started from there...