Nanao Hashino, 45 years old. A mother of one, celebrating her 19th year of marriage. A true Satsuma woman, born and raised in Kagoshima, she moved to Tokyo three years ago due to her husband's job transfer. She said goodbye to her local casual sex partner and came to a new place. Her marital relations had ceased more than 10 years ago, and Nanao had been enjoying sex mainly outside of her marriage. She couldn't imagine life without a casual sex partner, so she considered finding a new partner, but then...