"FROM THE MULTI-MILLION COPY BESTSELLING AUTHOR OF ELIZABETH IS MISSING 'Taut, compulsive, and unsettling ... It had me holding my breath until the final, brilliant end' JENNIE GODFREY 'SWEAT will keep you guessing until the very last page' VOGUE WILLIAMS 'Will have you glued to the story through every twist and turn. I absolutely loved it!' KATE HAMER 'SWEAT is like nothing I've ever read before. So addictive it made me miss a tube stop, so unsettling it made me think twice about going to the gym!' SARA COLLINS 'An inspired set-up. A clever dynamic that paves the way for a cat-and-mouse thriller. Propulsive.' THE SUNDAY TIMES 'A maze-like game of revenge. Unsettling. Blends a critique of wellness culture with a slow-burn feminist thriller.' THE OBSERVER 'If you spend all of January trying to avoid diet culture, then you need to read this book.' COSMOPOLITAN Finally, this felt like revenge. All Liam ever wanted was to help Cassie reach her full potential; to push her body to new extremes. Exercise, de