While emptying the Parisian apartment of her mother Kyoko, who has just died, Akiko discovers a pile of notebooks specifically left for her. The notebooks are her mother's personal diary, which she started writing in 1964. Laden with the strange inheritance, Akiko decides to take her mother's urn back to Japan to her maternal family, and in the process discovers that she is herself part of an intimate area of her mother's life about which she new nothing. The film travels between two generations...