Paul Burrell - butler to Diana, Princess of Wales, and the man she called "my rock" - presents for the first time the untold story behind one of the most sensational chapters in the history of the House of Windsor. The story of shocking secrets, absolute power, and unlikely alliances . . . of previously unseen letters and photos and first-person insights . . . the story that will rewrite history and stand alone as the archive of Princess Diana's time as a Royal.