SM Madonna: Aigyaku (1987)

A couple is kidnapped while driving and sent to the training house where Queen Mary Aoi lives. They are trained in unimaginable SM techniques with the woman becoming a true masochist and the man a true sadist, and both becoming full-fledged SM instructors.

Stars: Saori Yoshimura, Kaori Harukawa, Azusa Nakagawa, Mika Ishihara, Magnum Hokuto