Five years ago, Susannah Harper's son, Joel, went missing without trace. Bereft of her son and then of her husband, Susannah tries to accept that she may never know for certain what has happened to her lost loved ones. But then, on the last night of Hull Fair, a fortune-teller makes an eerie prediction. She tells her that this Christmas Eve, Joel will finally come back to her. Susannah is drawn into a world of psychics and charlatans, half-truths and hauntings, friendships and betrayals, forcing her to confront the buried truths of her family's past, where nothing and no one are quite as they seem.