There's no sign of the fabled lost treasure of Otherhand, and the family are on the verge of being thrown out of the castle in the sixth and final Goth-froth mystery by Blue Peter award-winning team Marcus Sedgwick and Pete Williamson.
Marcus Sedgwick is a full time author. His first novel, Floodland, won the Branford Boase Award for the best debut children's novel of 2000. Since then his books have been shortlisted for the Guardian Children's Fiction Prize, the Blue Peter Book Award, the Costa Book Award, the Carnegie Medal and the Edgar Allan Poe Award. He lives near Cambridge.