The mysterious and charismatic Masked Lady, who spends her days and nights punishing sadistic teachers for their lewd behavior in the name of education, comes under heavy attack from the legendary assassin, Onigashichi! He's forced to fight the masked woman's extraordinary sword drawing skills, and even his deadly and completely visible attacks are no match for her! To make matters worse, he was filled with a strange, foul-smelling semen ...... He would have fainted in agony! He was in a desperate situation. His mesmerizing, heavenly body was finally reduced to a victim of abuse and cruel punishment by the evil principal... [BAD END].