"'Sometimes teenagers run away ... Give her a few days. She'll be back.' That's what the police tell Jessica Moore when her seventeen-year-old daughter, Wyn, vanishes. All signs point to this being true. But days become weeks. Weeks become months. And Jessica begins to fear the terrible truth--that she may never see her daughter again. Then, one year later, when all hope seems lost, Jessica gets a flurry of text messages from Wyn that freeze her blood:...