Several young girls were killed. Policeman Matthaei travels to the region where it happened and searches a child that looks similar to the ones that were murdered. He finds one and stays with her and her mother, not telling them that he is waiting for the
约翰（摩里斯·切斯塔特 Morris Chestnut 饰）和劳拉（雷吉娜·赫尔 Regina Hall 饰）是一对无法生育的夫妻，多年后决定寻找年轻的代理孕妈妈安娜（洁丝·辛克莱 Jaz Sinclair 饰），他们满心欢喜地迎接她为他们诞下新生宝宝。然而年轻的安娜要的不只如此，她逐渐显露企图，闯入他们的生活，想成为婚姻中致命的第三者。
