While visiting her estranged mother in prohibition New York, a series of so-called 'Playboy Murders' grab beautiful young Sarah Beaufort's attention. But while she's as inquisitive as ever, harsh experience has taught Sarah to leave the investigations to the professionals. Until, that is, her mother's maid, Morna, disappears following a date with a wealthy gentleman of questionable reputation and dubious connections. When Morna's date is found brutally murdered in a house of ill repute in the guise of a nightclub, and with Morna still missing, Sarah can't help but become involved.With ex-Scotland Yarder and old friend Ben Marshall in town, and childhood pal Larch Meadows on his way hoping to finally pop the question their families have long hoped he'll ask, it seems the gang are back together again. But preoccupied with the hunt for Morna and rehearsals for her latest job on board a cruise ship, little does Sarah suspect that the Playboy Killer is still in business, and that she herself has become the object of his attention...