Driving back from a holiday in France, Finn pulls into a service station, leaving Layla alone in the car. When he returns, minutes later, Layla has vanished, never to be seen again. That’s the story Finn tells the police. It’s the truth – but not the whole truth. Twelve years later, Finn has built a new life with Ellen, Layla’s sister, when he receives a phone call. Someone has seen Layla. But is it her – or someone pretending to be her?