Aya Ogasawara, 24 years old, a Japanese language teacher at Ataka private school. Her career is shallow but bright, she cares about her students and is popular with her students. On the other hand, mid-level Japanese language teacher Yoshihiro Mimura. With the fact that Aya was humiliated in front of her students, he was thinking about a strategy to humiliate Aya and make her fall.
