My girlfriend isn't drop dead gorgeous but she has a great personality and we were starting to think about marriage... One day, my girlfriend's best friend Yuna, whom I had never met before, came along on a hot spring trip with her couple friends. As soon as I saw Yuna, I was instantly smitten by her; she was everything I could have ever wanted in a woman. But then I found out that Yuna was already engaged to someone else, and I ended up heartbroken. That night at the hot springs, while soaking in the mixed baths, I couldn't help but admire Yuna's stunning body. Despite knowing it was wrong, I took matters into my own hands and forced myself onto her... *Note: Content may vary depending on recording method.

僕は美人ではないけど性格の良い彼女と付き合って、そろそろ結婚を考え始めていたのだが…。ある日、彼女の親友カップルと温泉旅行に行く事になり初めて会う彼女の親友のゆなは、僕の理想のタイプで一目惚れしてしまう。しかしゆなが彼氏と婚約した事を知り、失恋してしまうのだった。その夜、混浴の温泉でゆなの美しいカラダを見てしまい僕は、ダメだと分かっていながらも彼女と強引に関係を結んでしまうのだった…。※ 配信方法によって収録内容が異なる場合があります。