There's plenty of silver coming out of the mines in Thunderbird Canyon. But the money-hungry White Hood Gang isn't going to lift a shovel. They're prospecting with six-guns.
Nobody's seen the outlaws without their masks, not even Longarm. And...
Up in Dakota Territory, two tribes are at each other's throats. So the government sends Longarm to patch things up--as if one U.S. Marshal can stop hundreds of warriors from killing each...