The wife suddenly vanished right before her husband's eyes. Her husband, a top executive candidate at a major corporation, desperately searches for her whereabouts. He finally discovers her location—a mansion belonging to a renowned bondage master known throughout the underground world. When the couple reunites, the wife is no longer the demure woman she once was. In front of her husband, she is tightly bound, violently taken by an unfamiliar man, and desperately begs for more pleasure. Witnessing her transformation, the husband—who once cared for no one—begins to undergo an inner change.