Yoriko, an artist living in rural Nagi, is haunted by a former love affair she cannot bear to mourn. When Yuri, a recently separated architect, travels from Tokyo to visit her friend and former sister-in-law, both women find themselves at a crossroad, each searching for ways to let go of the past and define their identities. Yuri's brief escape from the city settles into a quiet confrontation of loss and probing for the two women in bucolic Nagi.

Taeko and her husband, Jiro, 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.

Ichiko works as a private nurse for a family she almost became a part of. While Ichiko cares for the grandmother, she is also a confidant to Motoko, the eldest sister. But one day, Motoko’s younger sister disappears. And the media soon reveal the kidnapper to be Ichiko’s own nephew.

藤冈靛在片中饰演引发奇迹的正体不明的主人公拉乌，尽管他的国籍与语言不明，但是温暖的笑容却有种不可思议的力量，影片通过超越国籍与宗教的年轻人们的友情，自然地反应人们的生活。影片全篇外景在印度尼西亚苏门答腊岛拍摄，用时一个月。

近未来，由于核电站爆炸，日本国土大半笼罩在重度核辐射的威胁之下。危急关头，日本政府被迫作出“弃国宣言”。与之相对，国际社会迅速制定了联合避难计划，日本国民按照名单的先后次序相继逃亡海外。作为难民的谭雅名次比较靠后，可她的身体情况又十分糟糕。在她的身边，童年时代的知心好友列欧娜也被留在这片绝望的土地上。人们一个一个地减少，而两位好友也迎来了说再见的时刻……