开始的时候，陈源和苏云还饶有兴趣地玩着掌上电脑里面的单机游戏，只是时间久了，苏云还一直兴致不减，陈源却感到无聊了。Three women struggle to survive in the Alaskan wilderness after a mysterious event has left them homeless. Along the way, they encounter other survivors who are out to help or hurt them, as well as a dangerous supernatural presence.
