A teacher at an elite school, Yamasaki (Nagai), discovers that a student in his class, Shimooka (Kaname), is brokering prostitution targeting the same sex. With a strong sense of justice, Yamasaki tries to stop it, but because Shimooka's parents have made large donations to the school, he is reprimanded by the vice-principal. Nevertheless, Yamasaki visits the Shimooka household and confronts the mother, Keiko (Aoi), but ends up being drugged and counterattacked with lesbian play. As he struggles to correct the mother and daughter, Yamasaki is restrained and tortured with sex toys… His pride is shattered, and in the end, he succumbs to pleasure...
