本片根據真實故事改編，一群好友在一家林間的酒吧買醉慶祝，這三個死黨在酒吧裡無意間引起一場爭執，於是三人迅速乘坐他們的Saab牌房車離去。途中他們撞到了查理（藍迪奎德），他是當地的巡警，他的車似乎出了點毛病。

　　Set six years after the events at Camp Cretaceous, members of “The Nublar Six” are struggling to find their footing off the islands, navigating a world now filled with dinosaurs and people who want to hurt them. Reunited in the wake of a tragedy, the group comes together only to find themselves on the run and catapulted into a global adventure to unravel a conspiracy that threatens dinosaur and humankind alike and finally learn the truth about what happened to one of their own.

　　The Nublar Five crash land into adventure as they encounter old (and new) friends, face off against even more lethal dinosaur threats, and deal with the fallout of Brooklynn’s stunning rejection of them. All the while Brooklynn’s inner turmoil continues to grow as she is drawn deeper into the Broker’s criminal web of dinosaur trafficking and espionage.

故事发生在白垩纪营地事件发生六年后，“努布拉六人组”的成员们努力在岛屿上站稳脚跟，在一个到处都是恐龙和想要伤害他们的人的世界中摸索。悲剧发生后，这群人重新聚在一起，却发现自己陷入了逃亡，并被卷入一场全球冒险，以揭开威胁恐龙和人类的阴谋，并最终了解他们中一个人遭遇的真相。

努布拉五人组在冒险中遇到了新老朋友，面对了更致命的恐龙威胁，并处理了布鲁克林拒绝他们的后果。与此同时，布鲁克林的内心动荡不断加剧，她被深深地卷入了经纪人的恐龙贩卖和间谍犯罪网络。