In school, a teacher's naked body is used as a "blackboard" for instruction. (Graffiti Classroom - Ririko Kinoshita JUQ-957)

Today... my body is covered in graffiti again. It all started the day I reprimanded a student in class. That student was the class leader, and he was ashamed because I had reprimanded him. From then on, I was called out and violated by him and his friends. They not only violated me, but also used me like a blackboard, graffitiing on me while violating me... This humiliating behavior happened every day in class and after school. However, as time passed, they graduated, but by then, I had awakened to a pleasure of being defiled—