西元709年，外星人凯坦（James Caviezel 饰）驾驶的飞船坠毁在挪威境内，同伴重伤死亡，飞船损毁，沉入湖底。凯坦凭借随身携带的先进机器掌握了地球的知识和当地的语言，在森林内游荡之际，他遇到了维京人乌弗里克（Jack Huston 杰克?休斯顿 饰），并随之回到了村庄。　　凯坦告诉维京人自己正在寻找一头“恶龙”，而这条恶龙正是他飞船上的一只怪兽，因飞船坠毁逃遁。维京人起初认为凯坦是个说大话的骗子，但随着村民一个个离奇消失，他们才发现所谓的“恶龙”真的存在……

　　一群朋友去一个僻静的小镇做一个短片项目，但当他们服用一种会让他们飞到九霄云外的违禁品时，他们反而体验了一次地狱之旅。

大金刚在军警围捕之下，终于从帝国下厦摔下受重伤，十年后，在乔治亚洲特兰大大学医疗研究，有机会再度复活。为此研发人工心脏，准备为她做换心手术，但要量同类的血液。正当大家一筹莫展时，米奇意外地抓到另一只母猿，并卖给政府以便进行手术，艾咪为此手术执刀，不料手术后的大金刚与母原从回原生地，逃开人类的控制，而被军队重重包围，大金刚被炮击而身受重伤。母猿亦在这次攻击受捕，为展开营救母猿、大金刚将再次肆虐人类……

　　An orphaned teenager forms an unlikely friendship with a detective. Together they investigate her mother's murder, and uncover the supernatural force that proves to be a threat to her family.

　　In this modern creature feature, a scary internet meme called "Grimcutty" stirs up panic amongst all the parents in town, convinced it's making their kids harm themselves and others. When a real-life version of Grimcutty starts attacking teen Asha Chaudry, her parents believe that she's cutting herself as part of a challenge. With her phone taken away and no one who believes her, Asha has to figure out how to get through to her parents and stop the Grimcutty once and for all.