Set around Ide, Kyoto Prefecture, Japan, Sasaoka Yuri and Ogawa Yosuke have been friends since they were children. They are crazed about bicycling. The two grow up through interacting with people in town.
The Amamiya Brothers, Masaki (Takahiro) and Hiroto (Hiroomi Tosaka), keep looking for their older brother Takeru (Takumi Saito) who disappeared one year ago. The three Amamiya brothers lost their parents when they were young. Since then, they relied only on each other. On the anniversary of their parents' death, Masaki and Hiroto expect Takeru to appear. Instead, they meet a person who has a clue on Takeru's whereabouts.
Ryota is an unpopular writer although he won a literary award 15 years ago. Now, Ryota works as a private detective. He is divorced from his ex-wife Kyoko and he has an 11-year-old son Shingo. His mother Yoshiko lives alone at her apartment. One day, Ryota, his ex-wife Kyoko, and son Shingo gather at Yoshiko's apartment. A typhoon passes and the family must stay there all night long.