Mother Fumie and father Koji's son Tatsuya. He used to watch his parents' night life in secret. A violent act unlike any other... A rough rope that bites into Fumie's plump body... Fumie's ecstatic expression... She desperately endured her dark desires that swelled as she looked at them. However, reason finally collapses, and Tatsuya attacks Fumie. Although Fumie resists her, she gets lustful while being tied up by her beloved son.
