Hikaru and Chika, second-year high school students, are ordered to clean the old warehouse behind the gym as punishment for their frequent tardiness. They try to appraise an item to sell on an auction website, when they find inside of it an 8-mm film strip in a canister. Chika puts it on a projector, which shows a brightly shining girl. Her beauty was obvious, even behind the coarse, grainy film, and Hikaru is captivated.
Hikaru declares to his best friend, Ryo, “I want to meet the girl in that film." They don't even know what time period this film was from, and Ryo makes a snide remark about Hikaru liking older women. But Hikaru drags Ryo and Chika into finding clues about the mystery of this girl. The next day, transfer student Minami appears before them, and she looks just like the girl in the film.
Hikaru chases after the old girl's image. Ryo is worried about Hikaru.
Chika has feelings for Ryo. And Minami is the mysterious transfer student.
The four are constantly at odds and misunderstanding one another.
A story of youth sewn together by the feelings of four students and the secrets hidden in that film.