This time, 35-year-old Kanae Nakayama plays Kaoru Tanaka, the landlady of a traditional inn. As the owner of a ryokan, she lives an ordinary life, yet struggles with her marriage to a husband twenty years her senior. While hoping to have a child, she longs to feel the passion she once knew and secretly relieves herself every night in the bath. One day, while her husband is away seeking treatment for premature ejaculation, her first love suddenly reappears. This unexpected reunion becomes the turning point that drastically changes her daily life.