Vacation turns disaster when Houston grad, Kyle and her friends escape a plane crash in the desolate Louisiana everglades, only to discover there's something way more dangerous lurking in the shallows.

　　When a mysterious prisoner lands in his jail, a border town sheriff faces the wrath of a brutal cartel in this action-packed thriller starring Charlie Weber, Katherine McNamara, and Academy Award® winner Jon Voight.

　　一群青少年探寻一座废弃的游客中心，却意外遭遇蒙面杀手的残忍屠杀，并陷入会在死后回到前一天傍晚的无限循环之中！而打破这场死亡循环的唯一方式，就是活到黎明……