Lesson of the Evil | 2012
Seiji Hasumi is an instructor at the private high school Shinko Academy. He is extremely popular with the students and well respected by his colleagues. Hasumi brilliantly solves one problem after another but there is something menacing beneath the surface. When he concocts a rather extreme plan to deal with the rise of bullying and bad behavior at the school, Hasumi's past soon reveals a disconcerting and dangerous truth.