Meet the world's most unusual undercover team. It can be tough working for HM Revenue & Customs, but DJ Smith has more than a little help from her trained sniffer cat, Gorgonzola, a moth-eaten Persian with gourmet tastes and a mind of her own. This first investigation finds DJ and Gorgonzola on the trail of a heroin smuggling ring operating in and around Edinburgh. Their first port of call is the White Heather Hotel, owned by the formidable...