I--Toshima Kousuke was told by my mother to help at the volleyball club. I met the blond haired and tanned foreigner Kouda Diana, a married woman. One year ago for every week, we ended up having sex in various places in the gymnasium. Since then presently, Diana had been detected as pregnant. There was a possibility of it being my child. However, it was thought to be the child of the husband from the surroundings. Even I and Diana decided to have it raised for the time being. Due to the busy life after birth, I have not been able to meet Diana for quite a while. That one day. For mother's volleyball club, as a summer camp, we decided to go to a hot spring inn near ocean. Since Diana was taking care of the baby, she was staying for only one day. Moreover, not only the baby but the husband was also present. With this, the chance to do any erotic acts was nearly non existent... While I was regretting, from Diana I was introduced to a friend that she wanted to "be looked after" during the camp. --That was my meeting with Nasu Trisha, the cool foreign married woman with a voluptuous and sexy body...