A terrifying novel about internet dating, secret desires and a chilling serial killer. From bestselling authors Mark Edwards and Louise Voss. He's posted on your wall. When Amy receives an email from her older sister, Becky, announcing that she's off travelling and "don't try to find me", she is worried. Becky would never do such a thing on a whim. Amy...
He's following you on Twitter.
He knows where you are right now...