Soon after officially breaking up with Otomo Seiya (Oseki Yuta), Rieo Seto (Erika Ikuta) learned that she was pregnant. He only confided the truth to his sister Seri (Seiko Utsumi) and continued on the surface at school and at home.normal life.However, drinking alcohol is not a way to eliminate stress.Leo is depressed every day.

One day, Okuma Go (played by Kiriyama Ren) and Kimoto Shigeaki (Hamatani Kenji) had a fierce conflict over the issue of summer vacation, which is “ hell” for teachers.Ah Hao, who advocates the right to rest, and Mo Yuan, who accuses not only colleagues but also students of frowning.On the other hand, Gou retorted, Shouldn't we raise the flag of rebellion against the status quo that teachers have to force themselves to establish and endure it obediently? Needless to say, Mokmoto, Gou has a strong mentality that will not give in even if he is the enemy of most of the teaching staff., now Lifu feels very envious...

Class C, Grade 3, held a class meeting for the cultural festival held after the summer vacation.Students who lack motivation, and Yamazoe Kaito (Hayama Award) who encourages them.Under such circumstances, students appeared who complained about other people's opinions while saying anything, and the classroom fell into a sinister atmosphere.Rio, who should be dealing with it, is a little distracted...

That night, Rifu learned from his father Hideki (Katsunori Takahashi) the secrets of Sawai Reina (Mizuki Kayajima) and Yoshizawa Makoto (Taguchi Komasa)...!?