Nov 1787 - Apr 1789 The Shadow of Tyburn Tree tells the story of Roger Brook–Prime Minister Pitt's most resourceful secret agent–who, in 1788, is sent on a secret mission to the Russia of that beautiful and licentious woman Catherine the Great. Chosen by her to become her lover, Roger is compelled to move with the utmost care, for if it was known that not only was he spying for two countries bu...