Misaki came to Tokyo from the countryside to go to university and ended up working as a teacher at a junior high school in Tokyo. She has been working as a teacher for many years, but the job is harder than we imagined. She goes to work early every morning and works overtime every day, so she doesn't meet anyone. It seems that her stress and sexual desire are gradually building up. After living like this for the past few years, this serious girl starts looking for excitement by using a sugar daddy site. She meets a perverted old man there and skillfully invites her to his house, where he enjoys every inch of her sexy body, which is full of sexual desire...