Takashi Shimizu's newest film is about a mysterious cassette tape containing a melody. People who hear this melody gradually begin to hum it themselves and become involved in a mysterious incident. What is the mystery behind this melody ?
The street fighters of Oya High and the delinquent brawlers of Housen Academy face off against each other when both seemingly attack each other.
Fujio Hanaoka, Seiji Kirihara, Shinya Oochi, Masaya Oochi, Madoka Ishii and Arata Maekawa are friends and they grew up together. They gather together to celebrate Seiji's birthday. The friends dig out a time a capsule they buried 10 years ago. They also write a letter to themselves for 10 years in the future and place it into a new time capsule. Afterwards, the friends experience tragedy.
