London, 1960 The lives of teenage twins Maisy and Duncan change for ever the night their sick mother is taken to an asylum. Sent to live in the New Forest with their cold-hearted grandmother, Mrs Mitcham, they feel unloved and abandoned. At least they have each other. But one day Duncan doesn?t come home from exploring in the forest and no one - least of all his grandmother - appears to care about his disappearance. The police, who?ve found the bodies...