比尔(汤姆·克鲁斯饰)是为富人们服务的私人医生,与妻子爱丽丝(妮可·基德曼饰)经常周旋于上流社会。一天爱丽丝在吸食大麻之后大发醋劲,一面嘲笑比尔勾搭美女,一面又吐露了自己对他人的性幻想。比尔为此耿耿于怀,外出寻求消遣。在一位朋友的指点下,他不请自到参加了一个在豪宅中举行的神秘诡异的集会,到会者个个头戴面具,搞着奇怪的仪式,集会上他被揭穿,一个陌生女人挺身而出救了他。会后他发现了一系列针对他的怪事,其中竟有着一桩命案,而他也被对妻子的内疚所折磨…… Bill (Tom Cruise) is a private doctor who serves the rich, and his wife, Alice (Nicole Kidman), tends to cling to high society. One day Alice was cannabalized after taking marijuana while teasing Bill for gay beauty and revealing his sexual fantasies about others. Bill to this heart, go out to seek recreation. Under the guidance of a friend, he did not invite to attend a mysterious strange rally held in the mansion, the participants all dressed in a mask, engage in strange rituals, rally he was exposed, a strange woman Come forward and save him. After the meeting, he discovered a series of strange things directed at him, of which there was actually a murder case, and he was also tortured by his wife’s guilt ...