"I Misaki, Misaki-sensei! I love you!" At first, Misaki thought that her student looked up to her like an older sister. However, her student Mei's physical contact with her gradually escalated. Misaki realized that Mei's "love" was romantic, but she was unable to respond to her feelings, so she quit her job as a tutor when she got engaged. ...And then, six months later, an incident occurred.