You think you know the truth. The truth is you know nothing. The international #1 bestselling author of Tell No One and Six Years is back another impossible-to-put-down thriller now a Sunday Times top 10 bestseller and soon to be a film starring Julia Roberts. If your husband was murdered And you were a witness How do you explain it when he appears on your nanny cam? You thought you trusted him. Now you cant even trust yourself. Dark secrets and a terrifying hunt for the truth lie at the heart of this gripping new thriller by the master of the double twist Harlan Coben.