Longlisted for the 2023 Theakston Old Peculier Crime Novel of the Year Award'I loved every single page!' GILLIAN MCALLISTER, author of WRONG PLACE, WRONG TIME 'A thoroughly compulsive ticking-clock thriller’ TM LOGAN, author of THE MOTHER I didn’t kill her.Trust me…When Amy Blahn died on a London rooftop, Layla Mahoney was there.Layla was holding her. But all she can say when she’s arrested is that ‘It was Michael.Find Michael and you’ll find out everything you need to know.’The problem is, the police can’t find him – they aren’t even sure he exists. Layla knows she only has forty-eight hours to convince the police that bringing in the man she knows only as ‘Michael’ will clear her name and reveal a dangerous game affecting not just Amy and Layla, but her husband Russell and countless others. But as the detectives begin to uncover the whole truth about what happened to Amy, Layla will soon have to decide: how much of that truth can she really risk being exposed?'A relentless, absorbing thriller' JANICE HALLETT'The very definition of a compulsive page-turner' CHRIS WHITAKER