Magnum Hokuto

Yamamoto, who was looking for a partner with a two-shot dial phoneline exclusively for gays, meets the ideal guy. However another man overhears that Yamamoto's partner is a beautiful guy and contacts his boss. Boss Ikeshima has issues because of a childhood trauma and decides to abduct the guy. Yamamoto finally arrives at the meeting place at night but finds out the person he was supposed to meet was abducted. Now his quest starts to find the guy he was supposed to meet.

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.