<p><b>THE GRIPPING NEW PSYCHOLOGICAL THRILLER FROM THE <i>SUNDAY TIMES </i>BESTSELLING AUTHOR OF <i>GIRL UNKNOWN</i></b><br><br><b>''A really disturbing tale . . . Assured storytelling and neat twists'' </b>DAILY MAIL<br><b>''Compelling, brilliant and entertaining. The twists just kept on coming'' </b>LIZ NUGENT<br>_________<br><br><b><i>Every family has secrets. But now someone knows yours.</i></b><br><br>Abi''s daughters couldn''t be more different.<br><br>She''s always felt close to Eva - her confident, older child. It''s troubled young Beth that she worries about.<br><br>So when foreign exchange student Corinne comes to stay, it''s a relief that Beth finally has someone to talk to.<br><br>But soon after Corinne''s arrival, Abi notices changes creeping in.<br><br>Beth starts to misbehave. Eva becomes distant. And everywhere she looks, Abi sees Corinne watching - and listening.<br><br><b>Can Abi trust Corinne? Because if not, she might already know enough to tear this family apart .