Single mom Karen Clark hires Alex, a manny (a male nanny or au pair) to help with her two young sons, never suspecting Alex has other plans and wants her family as his own, even if he has to murder to achieve his goal. 　　译文(2): 单身母亲凯伦 · 克拉克(Karen Clark)雇佣了一个男保姆亚历克斯(Alex)来帮助她的两个年幼的儿子，从来没有怀疑过亚历克斯有其他的计划，希望她的家庭成为他自己的，即使他不得不杀人来实现他的目标。