I'm not beautiful, but I was dating a girl with a great personality and had started to think about marriage... One day, we went on a hot spring trip with her best friend couple. The first time I met her best friend Jun, I fell for her at first sight. However, when I found out that Jun was engaged to her boyfriend, I ended up heartbroken. That night, seeing Jun's beautiful body in the mixed-gender hot spring, I knew it was wrong but still forced a relationship with her...
