Tascosa, New Mexico ... a town in which many a man played a double game, watching, waiting for an explosion of violence that would signify the end of a lawless intrigue. Into Tascosa, hunting a back-shooting killer and a gang of counterfeiters, rode Big Jim Rand, the relentless manhunter. With him came Benito Espina, the busiest pickpocket north of the Rio Grande.Also figuring in this suspense-filled battle of wits were the smiling, unscrupulous Mace Carrick, and Rowenstock, the shrewd and implacable lawman, and Shelley, the undercover gun who, in the moment of crisis, had good cause to be grateful for the intervention of Big Jim.