One Bullying, Cuckolded Couple Who Fall Into The Pleasure Of Betrayal. Hibiki Otsuki

Kana and Ichiro are a happily married couple. Kana's close friend Hibiki comes to stay at their house for about a week. Kana is delighted at their reunion after so long. Ichiro seems somewhat uneasy. Tempted by Hibiki, both Kana and Ichiro end up having relationships with her. Kana and Ichiro become unable to function without Hibiki, and they sink into a three-way pleasure...