A relationship on the rocks. A body on the beach. A secret they can't escape.For Beth and Vince, on the brink of a break-up, their island getaway was a last-ditch attempt to save their crumbling marriage. Instead, it's left them with a haunting memory: the discovery of a young woman's body on the beach, and Vince's arrest by suspicious local police. Now back in London after an alibi freed him, they're desperate to move on-until a familiar face from that terrible night reappears on their street. One they hoped never to see again.Detective Alison Hegarty was on the scene too, drawn into the case during what was meant to be a relaxing babymoon. Now she's also back in London, heavily pregnant but in a race against impending maternity leave. Can she unravel the lies that connect the holiday murder, a long-ago crime and a new suspicious fall?As Beth and Vince are forced to face up to the choices they made that night-and the lies they've told one another-one thing seems certain: you can run away from your secrets, but the truth will always find you.