Charlie, a notorious serial killer known as the Midnight Mangler finds himself trapped, reliving the same violent night over and over. Initially embracing his grisly urges, Charlie soon becomes desperate to escape the endless nightmare.
With the region's last source of freshwater buried under a Native American reservation and evil forces angling for control, a convict fighting for her freedom becomes the unlikely protector of a young boy who may have the power to save it.
故事发生于位于西雅图的霹雳小组训练中心内，艾伦（阿德琳妮·帕里奇 Adrianne Palicki 饰）、沃德（泰·奥尔森 Ty Olsson 饰）和霍尔（山姆·贾格 Sam Jaeger 饰）是其中的骨干成员。一天，小组接到线报，说在一家废弃的货运中心里正在进行毒品交易，小组随即展开了行动，果然将交易场面撞了个正着。激烈的枪战平息后，组员们在集装箱内发现了…
