San Antonio Nights is a semifictional novel set in the early 1970s that explores the city's urban legends through the eyes of a teenager. It offers a South Texas perspective on growing up in a middle-class neighborhood and the adventures that unfold when venturing beyond that familiar "bubble."

The novel weaves together real-life figures such as Madame Brown, Jack Hanratty, and Lester Roloff with local urban myths, including Stone Bull, the Donkey Lady, the Ghost Tracks, and the Midget Mansion, creating a vivid portrayal of teenage life in San Antonio.