Oshioki ~Gakuen Reijou Kousei Keikaku~

The prestigious Mitsuisshi Academy is facing various problems such as bullying, academic decline, and discipline issues, making it difficult for teachers to manage. To address the situation, the school's principal calls in a mysterious teacher Shimohei Joutarou who is known for his effective but controversial methods of disciplining students. The story revolves around how he brings about changes in the students of the academy.