Faced with the destruction of her town at the hands of a greedy mining company, rebellious high school teacher Sarah Cooper utilizes an obscure cartographical loophole to declare independence.。当一名护士下载一个声称可以预测一个人死亡时间的应用时,它告诉她,她仅剩三天的生命。 随着时间的流逝、未知的某人/物阴魂不散,她必须在时间耗尽之前找到一种方法来自救。。