Brace yourself for this mind-blowing battle against one of nature?s most deadly phenomena! Daryl Hannah (Kill Bill Vols. 1 and 2) is a dedicated scientist who reluctantly agrees to fly with a reporter... read more read more... (Dylan Neal, Blood Ties) on a routine storm-seeking mission. But they soon find themselves at the mercy of nature at its most awesome and destructive when a low-level hurricane off the Florida coast unexpectedly turns into one of the most powerful storms in America?s history. As the violent winds buffet and batter the small aircraft, knocking out the pilot, it?s a race against time as the pair struggle to escape with their lives and warn everyone about the fast-moving danger.

小镇上空总是弥漫着令人窒息的水汽，虚弱的病人纷纷离世，这引起了女医生苔丝•马汀（安•海切 Anne Heche 饰）的注意。她通过实验发现，这是赤裸裸的毒气。为了调查原因，她跟医疗队奔赴现场。此时，政府介入给医疗队施加压力。她通过调查发现，原来，这些毒气跟政府主导的一项飞机尾迹的实验计划有关。飞机在高速飞行时会降空中的水汽凝结成线，这些尾迹实际上是一种伤害人体的有毒物质，是传染性病毒。然而，当苔丝向政府质询时，对方却解释说；这是个环保计划，目的是通过水汽将阳光反射回太空以减轻全球变暖的压力。更令人气愤的是，这些尾迹的投放地点竟然也是预先设计好的，专门对老弱病残者下手。面对强权，苔丝没有退随，她坚持正义为民众争取着生存的权利……