居住在埃兰谷的姬尔·强森（凯米拉·贝尔 Camilla Belle 饰）是一个普普通通女高中生，由于她煲电话粥过长，因此父亲本（克拉克·格莱格 Clark Gregg 饰）命令她当保姆赚取花费。万般无奈，姬尔只得应征来到曼卓基斯医生（Derek de Lint 饰）的家中。曼卓基斯及其夫人凯丽（Kate Jennings Grant 饰）住在一幢豪华的湖畔别墅中，屋内的装饰奢侈高贵，令姬尔目不暇接。她当晚的工作很简单，就是在曼卓基斯夫妇外出用餐时留下看家，并照顾他们两个正在生病的孩子。不久夜色降临，偌大的别墅内显得空空荡荡，冷清吊诡。正在此时，一通通神秘的电话接连打了进来，令姬尔变得恐慌与不安…… 　　本片为1979年同名影片的翻拍之作。Jill Johnson is being forced to babysit at a BIG house all by herself for exceeding her telephone minutes. Then all of a sudden a stranger calls making these weird remarks. Jill decides to call the police to trace the call. Jill is freaked out when she finds out that the call is coming from inside the house! Jill runs in a hurry trying to get the children and leave. Will Jill make it in the house in time? Will she live? Well you just have to watch the movie to find out!