After Ayako married Karitaro, she moved to a small city. She had to take care of her father-in-law who suffered from Alzheimer's disease every day. Her relationship with her husband was also average, and her life was monotonous and boring. One day, Ayako ran into her former lover Keisuke in a dry cleaner. Fourteen years ago, Ayako, who was still a junior high school student, fell in love with her teacher Keisuke. This passionate teacher-student relationship caused a sensation in the local area, and eventually Keisuke lost his job. The unexpected reunion evoked the dusty past, and Ayako and Keisuke's lives changed dramatically...