When Isabella Tree and her husband arrived at the rural estate they had inherited and saw the vast swathes of farmland that came with it, they immediately saw how sick the land was—entire habitats destroyed, bird and plant species gone extinct, fields saturated with chemicals. The experiment they decided to undertake was extreme: To heal nature, they had to let it heal itself. ...。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……。