The house where Sarah McAdams grew up has always terrified her. But now she's moved back with her daughters, determined to put her childhood fears behind her. It's harder than she thought. Increasingly haunted by the past, Sarah soon realises that the present has its own threats. One by one, teenage girls are disappearing...Frantic for her daughters' safety, Sarah feels the house's walls closing in on her once more. Somewhere deep in her memory is the key to a very real danger. And only by confronting the terrifying truth can she protect her children from a nightmare that is roaring back to life...