Yukie (29 years old) has been married for three years. Her husband, who is the same age as her, changed jobs before they were married and is now a busy salesman. After a while, he stopped inviting her to have sex, and they have been sexless for a year. By chance, she finds sleeping pills in her husband's luggage, and when she asks him, he tells her that he has insomnia and erectile dysfunction caused by work stress. The wife is shocked that she didn't notice, but she can only watch, and time passes without the situation improving. Desperate for help, the wife turns to a complete stranger...