Adam Christopher's newest novel is Killing Is My Business (Ray Electromatic Mysteries, Volume 2). At Tor.com he tagged "five books where the setting—in this case, strange cities—is key," including:The Intuitionist by Colson Whitehead
Colson Whitehead is famous for his 2016 novel, the Pulitzer Prize-winning The Underground Railroad, but his 2000 debut The Intuitionist is a fascinating slice of