The story revolves around a girl who was adopted and becomes increasingly troubled and manipulative. She feels disconnected from her new family and begins plotting to get rid of them. As her unsettling behavior escalates, she tries to create chaos within the household, aiming to turn her adoptive parents against each other. Tension builds as the family struggles to understand her motives and behavior. Ultimately, the story highlights themes of alienation, the challenges of adoption, and the darker aspects of familial relationships, leading to a dramatic confrontation as the family must address the root of her issues.