除却在镁光灯前的光鲜之后，陪伴名模珍妮弗（伊丽莎·库斯伯特 Elisha Cuthbert 饰）的只有她的宠物狗。难得的一天休息，珍妮弗前往夜店喝酒却被人下迷药，醒来之后发现自己被杀人狂囚禁在一间密室之内。面对影子一般杀人狂的种种折磨和恐吓，珍妮弗几次试图逃走都没有成功 。就在她心灰意冷的时刻，她发现了与她一墙之隔的盖瑞（丹尼尔·吉里斯 Daniel Gillies 饰）。盖瑞告诉珍妮弗他也是被囚禁于此，两人因在绝望中寻找到同伴而产生一丝慰藉。杀人狂继续对二人施以各种折磨，在与杀人狂的周旋中盖瑞总是设法保护珍妮弗。珍妮弗慢慢对这个英勇的男人萌生好感，绝望的黑暗里两人用身体给予对方勇气和希望。然而，真相却在此时逐渐浮出水面……Top cover girl and fashion model, Jennifer Tree has it all - beauty, fame, money and power. Her face appears on covers of hundreds of magazines. At the top of her game, Jennifer is America's sweetheart. She is loved and adored and sought after. Everyone wants her. But someone out there has been watching and waiting. Someone wants her in the worst way. Out alone at a charity event in Soho, Jennifer is drugged and taken. Held captive in a cell, Jennifer is subjected to a series of terrifying, life-threatening tortures that could only be conceived by a twisted, sadistic mind. It follows the story of one woman who is abducted and tortured, held against her will in a place where days turn into weeks.