A woman's idyllic middle-class life is disrupted when her husband brings home a beautiful young orphan to be their maid. At first she welcomes the pretty girl, in fact seems strangely fixated on her, but soon comes to suspect the girl of having an affair with her husband. At the same odd, unexplained incidents - most involving the maid's mysterious wooden doll - begin to make her own sanity. Soon it all spirals out of control an the film climaxes in a fever pitch of sexual jealousy, murder, and supernatural vengeance, all all set to a pounding synth score.