A high school teacher with a series of misfortunes has his life doomed by falling in love with his troubled student.

Hamura entered a high school as a biology teacher. Unexpectedly, one of his students, Mayu, fell in love with him. The forbidden love between the teacher and the student began to sprout. Hamura was worried that his relationship with Mayu would be misunderstood, so he tried to escape. However, he later understood Mayu's tragic life and that the two could not be separated.