As the new semester begins, Class 2-3 at Gorinkan Academy High School gets a new homeroom teacher, Nobuo Harada (Arata Furuta). His shocking first remarks disrupt the students' picture-perfect school life and stun the faculty. Students Akechi (Ren Nagase) and Tojo (Shunsuke Michieda) try to get Harada fired using Wakabayashi (Kento Nagao), but their plan does not go as expected. ©NIPPON TV

Soon after starting at the school, Harada (Arata Furuta) continues to shock everyone, even smashing the school gate. He becomes advisor to the cheer dance club, insisting that cheer dance has nothing to do with gender while criticizing its toxic club culture. When Kawasaki (Hikaru Takahashi) is injured and Nagai (Nao Matsushita) suspends the club, Harada comes up with a secret plan. ©NIPPON TV

Harada (Arata Furuta) prepares his class for exams, but Mitsuoka (Nichika Akutsu) remains absent. On exam day, he is brought in after meeting Satomi (Mai Shiraishi) and takes the test. Harada learns from Wakabayashi (Kento Nagao) that Mitsuoka lost his father and cares for his younger siblings while his mother (Risa Sudou) works. Soon, suspicion rises that he cheated. ©NIPPON TV

Nobuo Harada (Arata Furuta) disrupts Class 2-3's picture-perfect school life, though Wakabayashi (Kento Nagao) and others are getting used to him. Tojo (Shunsuke Michieda) and Akechi (Ren Nagase) remain distant since Harada arrived. The class joins a work experience program under the principal's (Seiko Ito) diversity education, and Harada's group ends up at a detective agency. ©NIPPON TV

Nobuo Harada (Arata Furuta) is fitting into Class 2-3's school life. Akechi (Ren Nagase) still tries to get him fired, but the class is starting to accept him. When Wakabayashi (Kento Nagao) falls in love, Harada and the class plan a "Wakabayashi Makeover" strategy. Seeing them work together, Nagai's (Nao Matsushita) view of Harada changes. ©NIPPON TV

Nobuo Harada (Arata Furuta) is now accepted in Class 2-3. As career guidance and class observation day approach, students get excited about parents visiting, but Akechi (Ren Nagase) stays distant. Satomi (Mai Shiraishi) faces pressure from an arranged marriage that could force her to quit teaching. Harada begins unusual career guidance that ignores age boundaries. ©NIPPON TV

Nobuo Harada (Arata Furuta) and Class 2-3 are settling into school life when Akechi (Ren Nagase) submits a withdrawal request to Nagai (Nao Matsushita). Nagai visits his father Junichi (Itsuji Itao) and suspects Akechi is sacrificing himself for his family. Harada then starts a plan involving Tojo (Shunsuke Michieda) and Wakabayashi (Kento Nagao) to bring Akechi back. ©NIPPON TV

Akechi (Ren Nagase) returns to school life, and Nobuo Harada (Arata Furuta) and Class 2-3 become united. At the school festival, their "cross-dressing bar" starring Tojo (Shunsuke Michieda), created by Wakabayashi (Kento Nagao), is a hit. Harada looks forward to the "Declaration of Youth," where students speak their true feelings. ©NIPPON TV

Class 2-3 learns Nobuo Harada (Arata Furuta) has little time left. A video of Harada and Akechi (Ren Nagase) at a boxing match is posted online and goes viral as "teacher violence," causing backlash. The school faces criticism and the principal (Seiko Ito) is pressured to resign. Akechi, Tojo (Shunsuke Michieda), Wakabayashi, and Nagai (Nao Matsushita) step up to protect Harada. ©NIPPON TV

Nobuo Harada (Arata Furuta) has left the school. Class 2-3 and the teachers try to move on, but feel his absence deeply. His words about having things to do before he dies stay in everyone's minds. Akechi (Ren Nagase) suggests doing what they want now and proposes an early graduation ceremony during Tanaka's (Ren Kiriyama) class to honor Harada's wishes. ©NIPPON TV