Hoppy and his friends use their reward money to invest in the Whitlock ranch, but their plans are disrupted when Wildcat Kelly's scheme to sell a well drilling rig to California yields water instead of oil, threatening the water monopoly of Jebb Hardin.
Colt Comrades
A California oil drilling team's discovery of a hidden underground well sparks a power struggle with a greedy water baron who seeks to control the region's resources.