Mio is a serious female teacher with a strong sense of justice who teaches at a certain school in Tokyo. She is the head of her grade at a young age and is well-trusted by her students and colleagues. One day, she witnesses a delinquent student named Kawagoe entering a certain place while smoking a cigarette. The place is a rundown soapland where students who refuse to come to school and Kawagoe's delinquent friends hang out... Set in an abandoned sex shop, the beautiful teacher is attacked one after another by the meat dicks and semen of the crazy delinquents!