一年前，小有名气的设计师文森特·史蒂文斯（卡尔·厄本 Karl Urban 饰）向好哥们卢克（温特沃斯·米勒 Wentworth Miller 饰）、克里斯（詹姆斯·麦斯登 James Marsden 饰）、马蒂（艾瑞克·斯通斯崔特 Eric Stonestreet 饰）和菲利普（马提亚斯·修奈尔 Matthias Schoenaerts 饰）提出一个大胆的想法，五个人共同出资购买一处位于市中心黄金地段的阁楼，将这里当作逃避世俗烦扰的秘密基地，其规则是绝对不能让各自的妻子知道。他们虽然拥有体面光鲜的工作和优渥富裕的生活，但是在物欲横流的时代里，如此一个密不可宣的所在正好迎合着彼此内心中最阴暗的欲望。 　　在此之后，他们各自沉湎在温柔乡的猎奇之旅中，直到某天早上，一名女子的尸体突然出现在阁楼的床上，五个人的秘密昭然若揭……The architect Vincent Stevens; the psychiatrist Chris Vanowen; the real estate agents Luke Seacord and Marty Landry; and Chris' half-brother Philip Trauner are married and best friends. Vincent has designed a brand new building and proposes that he and his friends share one of the wonderful penthouse lofts. This would allow them to hook up with other women without worrying about hotel charges showing up on their credit cards. When they discover the body of a beautiful woman cuffed on the bed in the loft, they argue over whom is responsible and secrets are disclosed affecting their friendship.