"Comanche Moon" is a Western novel written by Larry McMurtry. The story follows the adventures of Texas Rangers Woodrow Call and Augustus "Gus" McCrae as they navigate the harsh and dangerous landscape of the American frontier. Set in the 19th century, the novel explores the complex relationships between settlers, Native Americans, and outlaws. As Call and Gus face numerous challenges and conflicts, they must rely on their wit, courage, and friendship to survive in a world where violence and betrayal are ever-present.