Misuzu Ishikawa, 44 years old, is a mother of one, married for 13 years. Her sex life was rather bland, and she felt like she was merely going along with her husband's sexual needs. However, one day, an affair she had while drunk completely changed her perspective on sex. "I met someone I was truly compatible with for the first time, and I discovered true pleasure." Although the fleeting romance eventually ended, she still can't forget that feeling...