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 ?

A washed up horror film director named Kôji Kuroishi and his assistant director named Miho Ichikawa visit a house deep in wooded mountains to film a movie. Once arrived, they meet a mentally deranged woman named Maria Miyoshi who proclaims she's a fan of Kuroishi's works. The woman pleads that she's experienced the same things as documented in Kuroishi's works. Unexplainable phenomena quickly begin to happen, so Kuroishi sets out to document these experiences and turn them into a film, together with the help of a 'super volunteer' named Shôhei Uno and a handsome psychic medium named Nanashi.

Taeko and her husband, Jirō, are living a peaceful existence with her young son, Keita, when a tragic accident brings the boy's long-lost father, Park, back into her life. To cope with the pain and guilt, Taeko throws herself into helping this deaf and homeless man.

Haru and Reo perform as musical duo Haru-Reo. With their indie music, they suddenly get popular. Even with their newfound success, they decide to disband the duo. Haru-Reo go on one last tour together. Their roadie Shima goes with the girls on the tour.

Shuta, Saku and Michiru have been best friends since they were kids. Tragedy strikes the friends when during the winter of 2010, Saku dies from a heart attack. After Saku's death, Shuta and Michiru become more distant.

Every day, Jay travels the length and breadth of Tokyo in his taxi, looking for his daughter Lily. In the 9 years since he has separated from his wife, he has never been able to get custody of his daughter. Having given up hope of ever seeing her again, he is about to move back to France when Lily hops in his cab. But she doesn't recognize him.