Kaoru Endô

Takumi and his daughter Hana live in Mizubiki Village, close to Tokyo. One day, the village inhabitants become aware of a plan to build a camping site near Takumi's house offering city residents a comfortable "escape" to nature.

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.

After the death of their estranged father, 3 adult sisters invite their teenaged half-sister to live with them.