Frustrated by his department's repressive handling of security for the G8 summit in Genoa, Montalbano seriously considers resigning. His attempt to unwind with a casual swim along the Sicilian seashore fails when he discovers a corpse in the water. The inspector's pursuit of the cause of death intersects with another mystery-the inquiry into a hit-and-run that claimed the life of a young boy who may have been victimized by human traffickers. When Montalbano realizes that he may have inadvertently aided the boy's victimizers, his internal turmoil intensifies