"There's trouble brewing along Brimstone Way, so ride Little Beaver, prod that pony!" When Bash Fenton and his gang of gun toters safely behind the bars of Roaring River's jail, Red Ryder and Little Beaver are again on the trail for adventure, riding the hills paralleling the highway which winds into Brimstone. As they jog along under a friendly western sun, a stage coach approaches and rattles by, stirring up the dust on the trail.