The student council president, Kokoharu, discovers suspicious receipts in the accounting notebook. The female teacher who handled them had bad rumors surrounding her. Serious and justice-oriented Kokoharu takes action to pursue the corruption but is betrayed by a male teacher she consulted. No one at this school will help her; teachers, classmates, friends—everyone around her is nothing but monsters. Groping, shaving, irrumatio, spanking, incontinence, rape... Due to her purity, Kokoharu descends into a sex hell.
