How can a little girl vanish into thin air? Five-year-old Cassie Bailey’s mother tucked her into bed and kissed her goodnight. This morning she’s missing, her unicorn bedcovers are empty, and her parents are frantic. DCI Rachel Hart knows that the first few hours after a child goes missing are the most crucial, and that the Baileys are living every parent’s worst nightmare. Rachel knows, because as a child her family lived through it too, when her sister was taken. 

Maddy Shaw learns the life-shattering news in the most horrific way: live on air. As the shaky mobile phone recording pans over the terrible crash, she recognizes her husband Simon’s car in the wreckage.... He is critically injured, and she rushes to his side. Detective Rachel Hart knows how it feels to have a loved one’s life hanging in the balance and hurries to support her friend. Maddy is distraught about her husband’s accident, and Rachel decides to investigate. It’s not her case, but if she can give her friend answers, she will.