A group of paranormal investigators enter the abandoned home of paedophile and serial killer John Gacy, hoping to find evidence of paranormal activity. Upon entering the house they set-up cameras throughout the abandoned house while going room to room with hand-held cameras, performing séance's and asking for John Gacy to come forward. As the evening progresses it seems the investigators are not prepared for the horror still within the house.

While returning from a military expedition a helicopter crash lands a commando unit in a dense, remote tropical jungle – a lost world populated by dinosaurs. Now they must find a way out of this isolated valley before becoming prey for prehistoric predators.

故事发生在2012年12月，一家人正在度假。没想到根据玛雅预言，2012年的12月21日，正是世界末日，玛雅人的日历也到那天为止，再没有下一页。人类要如何才能阻止一切被毁灭呢？