A singing cowboy stumbles across an ancient underground civilization beneath his ranch.

After defeating the guards, Gene reaches the surface and takes Beetson's airplane; the Queen kills the engine.

The torpedo explodes knocking Gene unconscious; Queen Tika knows there is a traitor, and orders Gene brought back; Gene gets into a sword fight with guards; Frankie and Betsy are trapped by Beetson.

Wanting everyone off Radio Ranch, Beetson frames Gene.

Gene tries to stop the radium bomb sent by the Queen to kill the riders on the surface.