1939年苏德瓜分波兰后不久，波兰青年维斯切克•乔努斯（吉姆•斯特吉斯 Jim Sturgess ）因其所谓的“反党反斯大林”间谍行为，被送入了西伯利亚的劳动营。其时已是1940年，在严寒的西伯利亚，乔努斯结识了同为政治犯的演员安德烈，后者有一项酝酿多时的逃跑计划，美国老人史密斯（艾德•哈里斯 Ed Harris 饰）、罪犯沃尔卡（柯林•法瑞尔 Colin Farrell 饰）等人陆续加入了他们的小圈子，在一个大雪之夜，乔努斯等七人成功逃出劳动营，他们唯一知道的，是向南前往贝加尔湖，同时躲避无处不在的举报者。一路上有人难耐恶劣的气候死去，在将要抵达贝加尔湖时，一个神秘少女伊莲娜（西尔莎•罗南 Saoirse Ronan 饰）加入了他们，她的加入，令一行人预备穿过蒙古、西藏，翻越喜马拉雅抵达英控印度寻找自由的路程又平添了几许困难……
Two girls grow up as best friends in an Innu community. While Mikuan has a loving family, Shaniss is picking up the pieces of her shattered childhood. As children, they promised each other to stick together no matter what. But as they're about to turn 17, their friendship is shaken when Mikuan falls for a white boy, and starts dreaming of leaving the reserve that's now too small for her dreams.
Scientists make a horrible discovery: The "Big One" is coming in two days, with it, California will sink to the ocean. Their only hope is to rupture a volcano that will displace the earthquake's energy and build a new crust on the surface. But as foreshocks turn California into chaos, it's a race against time the scientists might not win.
