A group of young men dare a classmate to reach the porch of a legendary old house, said to be haunted by the thirteen victims of a family massacre. In hopes of making a viral video they arm him with a video camera to prove he was there or to capture him fleeing in terror before even reaching the house, as others have. When he doesn't return, the guys must go in to get him. Inside they discover the truth about the house, the fate of their friend and their own fate as well.
2002年，伊拉克战争爆发前11个月，美军驻伊拉克某军事基地发生奇怪事件，一个监控摄像机录下了诡异影像，更有试图查清此事的相关责任人员或者丧命或者疯狂。军方甚感事关重大，遂请来在这方面具有丰富研究经验的“鬼语者”海莉·桑兹前来调查被他们用特殊手段囚禁起来的“鬼魂”。随着沟通的深入，各种各样奇怪的是接连发生，身边或严肃或鲁莽的军人们着呈现出怪异的举止。这一切的背后似乎隐藏着巨大的秘密，“鬼魂”的真面目也渐渐地揭开神秘面纱…… 本片根据真实事件改编。
