Double Identity is a 2005 young adult novel by Margaret Peterson Haddix. The book explores issues of cloning and its ethics, as well as what individuality and humanity really mean and the significance of grief through a suspenseful plot.Twelve-year-old Bethany Cole has parents who have recently become more overprotective of her than usual. Her mother keeps on crying and denying that anything's wrong when Bethany questions her and her father follows her around their neighbourhood.One day, her father, Walter, drives her mother, Hillary, and her away from their Pennsylvania hometown and leaves her at her long-lost aunt's house in the town of Sanderfield, Illinois, without an explanation or a phone number. Overheard conversations about someone named Elizabeth and the discovery that her family's listing has been removed from the phone directory, as well as Hillary's mistaking her for Elizabeth and several of the townspeople's reactions to her land her aunt's refusal to tell her anything lead Bethany to discover something shocking about her identity.
This novel contains examples of the following tropes. Spoilers Ahead!