Barnaby Grimes is a Dickensian style tick-tock lad, running errands in his city and 'high-stacking' around the rooftops in search of new mysteries to solve. In this first adventure, Barnaby is attacked one night by an enormous dog. He kills it - but finds himself swept up in a world of crooked doctors, poor and ill-advised patients, strange tonics and very expensive furs... Could there be more to the seemingly respectable Dr Cadwallader, his tonics and the huge dogs that are roaming the city at night? When Barnaby's old acquaintance Benjamin goes missing, Barnaby decides to dig deeper... Now with fabulous new CDs read by Paul Panting, This new series from the bestselling dream team of Stewart and Riddell is a must for all fans of the Edge Chronicles - but also for fans of Horowitz and Shan, as they move into new territory and deliver a brilliantly exciting thriller-horror for boys.