Due to educational reforms, three teachers, Kamihata, Mizuno, and Nikaido, have been newly appointed as first-class teachers for "Dirty Words", which has become a new compulsory subject.There are only the strongest use of dirty words in history, and teachers who usually use words in an obscene atmosphere!I love dirty words, the more I say dirty words, the more I get excited, and I start to get excited while saying them!De S teachers playing with the school's M man in a special class!