The story revolves around a smuggler (René Navarre) who rescues a young lady trapped in the canyon. Some rock-climbing shots at the beginning of the film.
The hills around the mining town of Rock City are infested with outlaws. Sheriff Preston, a gentleman sheriff, prefers to disarm the outlaws with cunning strategy instead of using his gun.
In a card game, Manelão loses his horse. Suffering from a venereal disease he looks for a pharmacist who colluded with a colonel. The pharmacist heals him in exchange for an execution. Then, he quickly becomes a hitman.