不是陨石撞击地球，也不是恐怖份子的全球威胁，更不是发生核子战争，人类熟悉的世界一夕之间面目全非，没有人知道是什么原因导致全球电力系统故障，消灭所有生命，唯独一个位于东欧的小区域幸存下来，仍保有正常的电力运作。面对毁天灭地的灾难，这个人类最后的希望堡垒必须全力反击，阻止这场灭绝浩劫……

January 1959, Soviet Union. In the icy Ural Mountains, a group of nine students sets out on a ski trek. Even though they all are well-experienced hikers, they never reach their destination. As their bodies turn up a month later, it leaves local investigators puzzled. Their tent was cut open from the inside, they are found frozen stiff in their underwear spread around the camp, ...