Publisher's Synopsis
At the invitation of the Conan Doyle Estate, the bestselling historical thriller writer, Caleb Carr, has created a new adventure for Holms and Watson. Paying due homage to Conan Doyle, Carr escorts the due through what transpires to be one of their most sensational adventures - one of their "largely secret sub-collection" of cases, swathed in discretion and bound by decorum. Rightly so, given the delicate nature of the investigations: murder in a royal palace, an affront to the majesty of Queen Victoria and a tantalising take on another, ancient, murder - one witnesses by the wilful Mat Queen of Scots...
