Female high school girl

The new female teacher, Mako Hojo, is a mathematics teacher who has pride as a teacher. I try to improve students' academic ability, but I can't resist students. The students infiltrate the staff room to steal the issue paper and hold the secret of the Hojo. The Hojo who doesn't want to go to school receives various insults from the students. In the gymnasium, the toilet, and the classroom, it is made to semen, and it is committed to the head of the teacher who saw the act... Finally, what the Hojo saw?