一群乌合之众的潜水员试图从河里打捞一辆沉没的汽车，却被一条极具攻击性的牛鲨阻挠了。
青年休·麦克艾利斯特（Brandon Kyle Peters 饰）按照未婚妻未婚妻劳瑞·苏利文（Danielle Lilley 饰）的意愿，在远离喧嚣都市的僻静角落买了一座数十款长的大房子。乔迁当日，劳瑞对新房子既满意又惊奇，稍后没多久，马克（Jose Miguel Vasquez 饰）、安柏（Emily Cutting 饰）、肯尼斯（Christopher de Padua 饰）等朋友驱车前来，准备为小两口开一个盛大的乔迁派对。马可他们百无聊赖，四处闲逛，结果强行进入一个无人居住的旧房子。青年男女百无禁忌，四处闲逛，根本不知自己已经惹到了什么。夜幕降临，喜欢热闹的男女们纷纷云集到休的新居，大开狂欢派对。喜欢肯尼斯的女孩独自落寞地再次来到那栋空房子，谁知却被隐藏在这里的恐怖之人残忍杀害。 那边厢狂欢无度，这边厢血腥杀戮的闸门缓缓开启……
After a mysterious accident at a research camp on the Isle of Gran Manan, a CEO hires a team of blue-collar mercenaries to extract his daughter, a scientist working at the camp. Upon arrival, the team soon learns that not only is the island surrounded by a wormhole that causes time to reset every three days, but it's also crawling with hideous monsters. As they learn more about the nature of time, space, and the creatures on the island, they quickly realize that death may be the easiest way to escape the island.
