The plot follows the exploits of El Diablo as he roams the desert landscape, committing daring robberies and eluding capture by law enforcement. Along the way, he encounters various individuals, including lawmen, ranchers, and fellow outlaws, each with their own motivations and agendas.Norton's novel is known for its vivid portrayal of the rugged terrain of the Southwest and its depiction of the Wild West era. "El Diablo" combines elements of action, adventure, and romance, with the eponymous character embodying the archetype of the charismatic but morally ambiguous antihero.