故事发生于十九世纪的瑞士，大名鼎鼎的诗人拜伦（加布里埃尔·伯恩 Gabriel Byrne 饰）隐居在位于瑞士乡间的一座古堡中，在这里过着放荡不羁自由自在的生活。一天，他的好友雪莱（朱利安·山德斯 Julian Sands 饰）登门拜访，同时和他一起来的，还有雪莱年仅19岁的年轻情妇玛丽（娜塔莎·理查德森 Natasha Richardson 饰）、玛丽同父异母的妹妹克莱尔（米丽亚姆·西尔 Myriam Cyr 饰）以及拜伦的私人医生约翰（蒂莫西·斯波 Timothy Spall 饰）。　　当晚，古堡外狂风大作，暴雨袭来，这样一种阴森可怖的场面，让一屋子的人决定围在一起讲恐怖故事，但渐渐的，那些故事里的妖魔鬼怪，似乎打破了虚构与现实的壁垒，现身于古堡之中。

　　Colonel Branson (Thomas Gibson), head of a secret and covert division of the NSA, keeps the Shadow Wolves operating albeit now independent and rogue. His anger after his daughter was killed in Afghanistan training civilians drives him to defend "his" America and her borders by all means legal or otherwise. When ISIS terrorists begin to sneak across the US Border into Arizona, Branson alerts the Shadow Wolves to track and stop them. Branson sends Eric Shaw (Cody Walker), his most deadly and effective agent, to join up with the Shadow Wolves. The Wolves are led by Nabahe (Graham Greene), a Navajo honored military veteran, and an old colleague of Branson's. At the same time in London Lady Milton-Simon (Louise Lombard), head of an MI6 anti-terrorist division, sends out her elite agent, Major McLaren (Tom Hutch), to track a terrorist named Khan (Solomon Shiv) who has a personal vendetta against the US and the Shadow Wolves. Lady Milton and McLaren learn Khan is heading to Mexico to be ...