I was sexually frustrated. My relationship with my husband had become tired and stale. We didn't have sex, and it was just a daily routine for me to satisfy my body alone. I had thought about having a casual relationship, but I didn't have the courage to do it. But then the door suddenly opened. "You're frustrated, aren't you?" my neighbor asked, and I couldn't say anything back. A rough kiss, a body that instinctively desired me. He satisfied me in both body and Kokoro. I had always wanted to have sex like this...