Lady Rose Summer couldn't be more delighted to assist Society's most beautiful new debutante Miss Dolly Tremaine in negotiating her very first Season. Now engaged to Captain Harry Cathcart in order to avoid being shipped off to India, Rose is desperate to do something more useful than attend endless balls and parties. And the country-bred Dolly was totally at sea--and needed all the help Rose could give. But when Rose rushes to prevent Dolly from making a disastrous mistake, she discovers her stabbed to death and floating in a boat on the Serpentine River. And it isn't long before Rose barely survives an attempt on her own life. Now, Rose and Harry's race to uncover the secrets of Dolly's life is stirring up a hornet's nest of deceptions and devilish schemes from London's most exclusive townhouses to the seemingly-peaceful Yorkshire coast. And a cunning murderer is only a breath away from burying the truth--and the persistent Lady Rose--with one devastating stroke...