When a teenage girl goes missing, Nicola Miller fears for her own daughter. Not for Abby's mental health or safety, but that she might have had something to do with it. She worries her daughter is a killer. Just like her. Nicola has never told the truth about what happened with Abby's father. But now as the search for Cara continues, Nicola, risks her secret coming to light. And she's not the only one with something to hide. her mother, Joyce, and her daughter also have secrets of their own.