'A heart-stopping thriller, a heartfelt mystery' CHRIS WHITAKER 'A clever, chilling thriller that is also unexpectedly moving' SHARI LAPENA'Kept me guessing until the very end' IAN RANKIN 'Incredible plotting and devastatingly good writing' THE SECRET BARRISTER Sophie King is missing. Her parents, Harry and Zara, are distraught; for the last seventeen years, they've done everything for their beloved only daughter and now she's gone.

The police have no leads, and Harry and Zara are growing increasingly frantic, although they are both dealing with it in very different ways. Increasingly obsessed with their highly suspicious neighbour who won't open the door or answer any questions, they are both coming to the same conclusion.

If they want answers, they're going to have to take the matter into their own hands. But just how far are they both prepared to go for the love of their daughter?'Powerfully and brilliantly written' VASEEM KHAN 'Pure brilliance' JANICE HALLETT 'Wow, what an ending!' C.

L. TAYLOR'An astonishingly twisty tale of despair, deception and desperation' LIZ NUGENT An Observer Thriller of the Month.