Under the hot summer sun, she's working her way into your family . . . The gripping new psychological thriller from the Sunday Times bestselling author of Girl Unknown
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Abi Holland is worried about her daughter Beth.

So when foreign exchange student Corinne comes to stay, it's a relief to see her daughter making a friend.

But the Holland family have lots of secrets, and Corinne is quietly listening to them all.

Watching. Waiting. Ready to show them what they should really be worried about . . .

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A really disturbing tale . . . Assured storytelling and neat twists' Daily Mail

Praise for Karen Perry

'Slick, engrossing, twisted and addictive. Domestic crime drama at its best. Highly recommended' Jo Spain

'Truly remarkable...Grips your heart from the first pages and simply never lets go' Jeffery Deaver

'If you're a fan of menacing psychological thrillers that chill to the bone, this book is for you' Sunday Times