Camilleri’s alternately brooding and life-loving Sicilian police inspector Salvo Montalbano may be the most agonizingly human lead character in the mystery genre. The inspector’s all-too-recognizable shortcomings, from lethargy to lust, are on view in this latest episode in which a summer rental—procured by Salvo for friends of his girlfriend, Livia—becomes a kind of Italian Amityville horror.