For the middle when Female Teacher and schoolgirls go out in the extracurricular class of the school by bus, doubtful men get in it, and thrust a gun at schoolgirls in front of other passengers, and work hard on a young body. The Female Teacher held out one's body to a victim to protect a student, and rolled up other passengers, and men played with the body of schoolgirls after Ryoujoku violated a body of the Female Teacher.