Films based in the 1967 novel by Yasutaka Tsutsui, The Girl Who Leapt Through Time, following Kazuko Yoshiyama in the first one and her daughter, Akari Yoshiyama, in the sequel.
Kazuko Yoshiyama is a third-year junior-high-school student. One day, while cleaning the lab, she smells lavender and faints. From then on, she has the power to travel through time.
Akari Yoshiyama is graduating high school soon and is expected to lead new life after she passes the university entrance exam, while her mother is working as a pharmacologist. However, her mother has a car accident and the situation is totally changed. She decides to go to 1972 to fullfil her mother's wish.