Samantha's life is turned upside down after a terrifying car accident leaves her 10-year-old daughter Cassie severely injured. Already struggling to balance her consuming work life with her deteriorating marriage to Cassie's father, Tom, Samantha hires a live-in-nurse Margaret to help her daughter recover. Margaret, embittered over the loss of her own child, embarks on a mission of vengeance against Samantha and Tom to get back the daughter she thinks is hers. 　　译文(3): 萨曼莎的生活发生了翻天覆地的变化，一场可怕的车祸导致她10岁的女儿卡西严重受伤。萨曼莎已经在努力平衡她消耗性的工作生活和她与凯西的父亲汤姆日益恶化的婚姻，她雇佣了一名住家护士玛格丽特来帮助她的女儿康复。玛格丽特因失去自己的孩子而痛苦不已，她开始了对萨曼莎和汤姆的复仇任务，以夺回她认为属于自己的女儿。