Sumire, a married woman who has been a hairdresser for 10 years. - When she was in her third year, she married Nishimura, who was the store manager at the time, and now she runs the store together. - She had a good relationship with her husband, but she talked about work at the store and at home, and she gradually became sexless. - After her husband fell asleep at night, she was sunk by herself, but it had reached its limit. - At that time, she meets Yuki, a customer who came to the store. - Sumire, who was excited about a common topic and had a type, just played a trick while shampooing ...