Gene and Frog arrive with a herd of horses for Gene's brother, a diamond prospector whose work has attracted the interest of a bunch of bad guys.

Gene and Frog head for South Africa where Gene's brother Tex has found diamonds. Arriving they find Tex missing. Heading into the jungle, they are captured by a local tribe. Frog's magic gets Gene's release and Gene finds Tex. But Tex is a prisoner and Gene quickly finds himself a prisoner also.—Maurice VanAuken <[email protected]>