Children are being sucked into the waters of the Thames never to reappear. And there have been strange sightings of a mechanical monster at the scene of each crime. Because these children are the poorest of the poor their disappearances have been largely ignored. Until the Carnival of the Lost decide to get involved. They know first-hand that looks only tell half a story. 10+ A wonderfully murky, carnivalesque world of intrigue, unexpected friendships and mysteries solved.