In the 21st novel in the New York Times bestselling Inspector Montalbano mystery series, Montalbano investigates the death of the wealthy Cosimo Barletta in a case that involves a ring of mistresses and family secrets.

Inspector Montalbano is awakened by the sound of a nightingale when he’s called to investigate the murder of the wealthy Cosimo Barletta. Shot in the back of the neck, Barletta was a widower living a quiet life by the sea, but when his son and daughter are called into questioning, a history of corruption and greed is revealed. The discovery of scandalous photographs brings in more suspects. In a case involving a string of mistresses, a controversial will, and family secrets, Montalbano struggles to find the murderer and the true victim.