The Penn Cage series is a collection of novels written by author Greg Iles. The series follows the character Penn Cage, a former prosecutor and a bestselling author, who returns to his hometown of Natchez, Mississippi. The stories often blend elements of mystery, thriller, and Southern Gothic, exploring themes of justice, family, and the dark history of the American South. The series begins with the novel The Quiet Game, where Penn uncovers a long-buried family secret while investigating a murder. Subsequent books, including Turning Angel and The Devil's Punchbowl, delve deeper into the complexities of crime and morality, showcasing Iles' intricate plotting and rich character development.