It is the near future, and student violence in schools is out of control. In a questionnaire survey for teachers, 98.6% say it is far more challenging to teach students than in the past, and 85.8% say it is not only more challenging but now dangerous. Eventually due to out of control youth violence, a teacher is murdered, and the news goes everywhere. As a result, public opinion calling for rapid changes to juvenile law boils over in all parts of the country. The Ministry of Education and the National Assembly, feeling the seriousness of the collapse of the teaching authority, take the news very seriously and revise the Teaching Rights Protection Act, to create a single supervisory body. The name of the supervisory body is the Office of the Protection of Educational Rights. Hwajin Na becomes a supervisor of the Educational Rights Protection Bureau, and is sent to a school where the collapse of the school authority is severe. His teaching techniques are violent for someone who works in the Ministry of Education. That being said, when punishments don't seem to work on even the worst of school bullies, there is no better man for the job. Sometimes you can't get a good education until those bullies are taught a lesson... Collecting the hugely popular Webtoon in print for the first time!