THE HEART-POUNDING NEW NOVEL FROM THE SUNDAY TIMES BESTSELLING AUTHOR OF THE CHALK MAN AND RICHARD & JUDY PICK THE BURNING GIRLS

'The wildest thriller of the year is three thrillers in one. Buckle up' LINWOOD BARCLAY
'An exceptional thriller. Original, high-octane plot, jaw-dropping twists . . . A writer at the top of her game' CLAIRE DOUGLAS
'Sublimely executed, this is a dystopian thriller of real class' DAILY MAIL
'A truly terrifying, ice-cold chiller from the master of m ...