Lady Kress is certain her son was murdered, even though the city guards have ruled it a natural death, so she hires Miss Kitty's to discover the truth.Her main suspects are Sazzy's favorite music-playing cousin, Lyre, and her own nephew, the famous instrument maker, Vary Fine Toll.But Sazzy figures, first, she has to discover if they have a real case or not. Was Klery Kress-Toll killed? Or are the healers and guards right?The detective assigned to the case believes the two healers and medical examiner who say the death was natural.But the Youngest Pale Fate says Klery was betrayed.And the detective didn't look for magic as the weapon.So Miss Kitty's takes the case.Against the backdrop of the Kress-Toll's Annual Music Fair and Competition, Sazzy and Dusty go listening for the murderer, wondering uneasily: Is this a case like the one where the Gallimaufry Bard used music to kill Sazzy's cousin Tamika and nearly Lyre?And, if so, is that killer still loose at the fair ready to strike again?