In this pulse-pounding sci-fi thriller, female adventurer Parker joins a crew of male trophy hunters in a remote wilderness park. Their goal: slaughter genetically recreated dinosaurs for sport using rifles, arrows, and grenades. After their guide is killed by raptors, the team tries to escape the park, but the hunters quickly become the hunted. Even worse, the park's manager suspects Parker of being a spy and sends a hit squad after her. This battle's about to become primitive.

　威廉姆和妻子凯伦之间的感情十分要好，两人共同养育着可爱乖巧的女儿阿比盖尔，一家人的幸福生活堪称典范。然而，在我们的故事里，这样的幸福注定不会长久。 乔和谢瑞尔是一对智商极高的亡命鸳鸯，在“劫富济贫”的信念之中，在天衣无缝的配合之下，两人犯下了一桩又一桩的完美绑架案。这一次，他们的目标正是威廉姆和凯伦一家人。阿比盖尔失踪了，与此同时，威廉姆和凯伦分别收到了一封时限为24小时的通牒，在绑匪规定的时间内，他们能够顺利救出阿比盖尔吗？