Ruth & Simon Pierces rare romantic break is shattered by devastating news: their daughter Heather on holiday in Cornwall with a friends family has disappeared... The loss is more than they
- or their marriage
- can bear. But time does heal & slowly Ruth builds a new life for herself. A new husband Andrew
- even a second daughter Beatrice. The chances that history could repeat itself are next-to-impossible
- that is until years later a desperate phone call launches DI Will Grayson & his partner DS Helen Walker into an investigation which will test their professional & emotional resources to the very limit. Yet as Grayson becomes increasingly obsessed with a recently released child-abuser & Helen is drawn deeper into a destructive love affair with a married colleague there is a real danger that their most demanding investigation yet will slip fatefully through their hands...