Mitsui harbors a unrequited love for his superior, Shizujiro. Unfortunately, Shizujiro despises Mitsui due to his frequent mistakes on the job. But Mitsui discovers a revealing photo of Shizujiro's bondage fetish. To indulge his boss's masochistic desires, Mitsui coerces him into a passionate sexual affair, allowing them to become intimately connected without shame or restraint.