Feeling his age, as his birthday rolls round once again, Inspector Montalbano decides to cheer himself up by dealing with a young driver’s road rage in his own unique way. But his joy is short-lived, as at police headquarters he receives an angry phone call from a supermarket boss: there’s been a robbery at his store and Montalbano’s colleague is treating him as a suspect.

On arrival at the scene, Montalbano quickly agrees with Inspector Augello that this was no ordinary break-in, but with the supermarket’s infamous links to the Sicilian Mafia creating problems at every turn, this isn’t going to be an easy case for the inspector to solve. And to add to the inspector’s burden, the young driver he made an enemy of earlier on has returned to police headquarters to report a shocking crime...