Yui, a young wife, encounters her former teacher Oshima being scolded by a nearby housewife while he was doing his cleaning business. Feeling sympathetic towards Oshima's deteriorated state, Yui invites him into her home. Oshima, driven by lust for the now-beautiful Yui, rapes her and takes photos. Blackmailed, Yui is subjected to Oshima's perverted and sadistic training. The pale-skinned and voluptuous Yui endures a continuous series of cruel and sadistic treatments.
