I transferred schools. I can't make friends, I don't fit in with the environment, and I'm bored and depressed every day. The only pleasure is to masturbate by watching radical SM manga ... That was on the way home from a day when I bought a lot of manga. I happened to see my homeroom teacher, Mr. Ichijo. The place where I entered the suspicious building was the SM club, "Mr. Ichijo is interested in SM!?"