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.
Mika works as a nurse by day; by night she entertains covetous men at a girls’ bar. Shinji is blind in one eye and ekes out a living as a construction worker. Young and grown-up at the same time, they both lead a lonely existence, but somehow their paths keep miraculously crossing under the Tokyo sky. Can loneliness be experienced together?