Miyuki works as an OL. Her younger sibling died from a car accident in 1989. Due to her sibling's death, her mother became ill and her father drank constantly until he died. Miyuki believes if she could prevent the car accident, her family would have a happy future. She travels back in time to 1989 and struggles to save her younger sibling from the car accident.

Ce synopsis est en anglais : nous ne l'avons pas encore traduit.