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.
One of a gang of karaoke loving middle aged women is murdered by a young man. Her friends track him down and kill him. His friends track them down and kill the killer and it escalates!
University student Keisuke returns to his hometown during his summer holiday and takes a part-time job at a run-down movie theater. However, his boss Ruka, a projectionist who lives on the premises, has not set foot outside in three years, and always falls into a deep depression on Mondays. Keisuke feels himself becoming attracted to the mysterious Ruka, but...
