In order to fulfill a secret desire that she can never reveal to her husband, Takako, a wife, heads to the old mansion where a trainer called Master lives. - On the condition that Takako refrain from having sex with her husband, the master gives Takako a violent sex as requested. - Back clasped, legs spread, reverse shrimp sling... normal women would cry out in pain as they sweat in severe bondage, and shed tears of joy as they are fucked with whips and candles. - A perverted masochist wife's torture record.