A man and a woman meet for the first time. The handsome stranger, asked her to spend one day with him. The woman has never taken a dangerous risk in her life. She has been with her lover for seven years and is going to get married next month. For the first time she will experience a level of excitement and intimacy, she has never experienced before with the man she met only today.
Yoshino Michi is 32 years old. She's been married for five years, but hasn't had sex for the last two. It's not as if she doesn't get along with her husband, it's just that the sex part is lacking. It was a bit unexpected, but one night when she when drinking with her colleague, Niina Makoto, she wound up confessing that her marriage had turned sexless. And then, a shocked Niina responded "My marriage is sexless, too," and smiled with a lonely look in his eyes.