"When the phone rings at the Mayfair 100 exchange, the news is rarely good, and this time is no exception. The Duchess of Penhere's daughter, notorious society gossip queen Lady Adeline Treborne, has been found dead in her room in what appears to be a suicide--but her family suspects foul play. The secret Mayfair team of amateur female detectives has been restlessly awaiting their next case, and this will prove one of their thorniest. When Dr. Caroline...