Corduroy Mansions is the affectionate nickname given to a genteel, crumbling mansion block in London’s vibrant Pimlico neighborhood and the home turf of a captivating collection of quirky and altogether McCall-Smithian characters. There’s the middle-aged wine merchant William, who’s trying to convince his reluctant twenty-four-year-old son, Eddie, to leave the nest; and Marcia, the boutique caterer who has her sights set on William. There’s...