Dr. Samantha Goodman, an attractive psychiatrist in her thirties, joins her husband and sister for a weekend at a winter cottage when an unexpected guest arrives. Harlan Pyne, a violent sexual offender, is convinced that Samantha conducted unethical experiments on him while she was his doctor. With the assistance of his troubled yet eager protege, Harlan forces Samantha and her family to participate in a series of nightmarish games. On this night of terror, escape is not an option, truth guarantees nothing, and revenge will not necessarily be sweet.

　　建筑师乔纳森·里弗斯（迈克尔·基顿 Michael Keaton 饰）和妻子安娜（钱德拉·韦斯特 Chandra West 饰）正满心欢喜等待新生命的到来。然而一场车祸过后，安娜离奇失踪，生死不明，乔纳森的人生从此跌入谷底。在他最为悲痛之际，一个名叫雷蒙德·普里斯（伊恩·迈克内斯 Ian McNeice 饰）的男人出现在乔纳森面前，他声称可以通过EVP技术让乔纳森听到妻子的声音。所谓“EVP”，即“超自然电子噪声现象”（Electronic Voice Phenomena），通过它可让生者与死者建立联系。
　　为了再次听到安娜的声音，从来不相信任何灵异学说的乔纳森购置了相关设备，潜心研究EVP。在与妻子沟通的过程中，却不知危险正慢慢向他逼近……