HBAD-357 A young wife, Nao Yuka, who was harassed by her husband's boss and couldn't refuse, then found out by her father-in-law and had incestuous sex with him without her husband knowing.

Yonaka, who lives with her husband and father-in-law. Suddenly, her husband's boss visits—he is the same former boss who sexually harassed her before and now demands a physical relationship again. When she refuses, he threatens to expose her husband's wrongdoings, leaving her no choice but to submit. Afterwards, the boss continues to persistently demand her body. Her father-in-law finds out, and Yonaka secretly engages in intense sex with her husband again. Overwhelmed by sensation, Yonaka is thoroughly pleasured.