An old friend helps investigate the apparent suicide of the husband of a former flame. Of course, conspiracy and murder are both indicated, the primary gimmick being the revelation that the narrator was in on it from the begining.
She wrote several books under the pen-name David Frome while living in England, the most endearing of these featuring timid and elderly widower Evan Pinkerton. Her other series (also based in England) is the Major Gregory Lewis Mysteries.
OK read, characters not that great. The woman everyone was so fascinated with was boring and helpless. Everyone constantly felt faint and needed a drink to handle each new development, but nothing seemed that shocking to me.