Sumire, a married woman who has been a hairdresser for 10 years. In her third year, she married Nishimura, who was the manager at the time, and now they run the store together. - She was on good terms with her husband, but she only talked about work at the store and at home, and gradually became sexless. After my husband fell asleep at night, I was sinking my feelings of panic alone, but it had reached its limit. At that time, he meets Yuki, a customer who comes to the store. Sumire, who was excited about a common topic and had a type, accidentally made a mischief while shampooing.