For twenty years after Tara Martin disappeared from her small English town, her parents and her brother, Peter, have lived in denial of the grim fact that she was gone for good. And then suddenly, on Christmas Day, the doorbell rings at her parents' home and there, disheveled and slightly peculiar looking, Tara stands. It's a miracle, but alarm bells are ringing for Peter. Tara's story just does not add up. And, incredibly, she barely looks a day...