When Troy Holloway wakes up to find himself trapped aboard a drifting escape pod shooting towards the Sun he quickly realises the true terror of his situation. With rapid oxygen depletion and a burn- up rate of 90 minutes, Commander Roberts leads a rescue party to save Holloway before time runs out. Having recently lost his son and now confronted by his immediate end, Holloway feels less enthusiastic about survival. But Roberts, speaking to him only through a weak radio transmission, is determined to save his life, and both soon learn that the lives they have both lived influence each other in unexpected ways.
有个惊吓过度的小女孩在沙漠游走，唯一吐出的只有一个字：怪物！任何50年代恐怖片迷都会马上告诉你，她所指的”怪物”就是巨蚁，那是在当地核子试爆后的副产品。这些巨蚁非常有组织，嗜肉且体型巨大，约有8到20呎，它们群聚在洛杉矶的下水道系统，彷若一个巨大的蚂蚁园区，准备好要接管这个世界。要和这些怪物对抗的人类精英是新墨西哥警署探员詹姆斯惠特摩，联邦调查局代表詹姆斯亚尼斯，和一对由埃德蒙关恩和乔安妮威尔登所饰的父女档昆虫学家。
一项革命性的人类基因研究计划，为预防疾病与犯罪带来了莫大帮助，身为研究员的一份子，希欧多不但致力于生命的发展与延续，还有个能预知他人死亡的特殊能力。不过这次他的能力却阴错阳差害死了自己的女友安娜，内疚不已的希欧多以悲伤度日，直到一个月过去，安娜竟又活生生地出现在他面前？
