<p>In August 1811, George, Prince of Wales and the Prince Regent is horrified to find his mistress Sarah, Marchioness of Creeve dead in his bed, strangled by the string of pearls around her neck. The Prince realises what a scandal could come out of a dead married woman (not to mention his younger brother's mistress) so he has Tam Eildor, masquerading as a Scottish lawyer, investigate the murder.<br>Tam's investigation is interrupted by ...