A dizzy young woman aranges to turn her inventor-boyfriend's vacation into a chance meeting with a possible investor who happens to be her brother's future father-in-law.
A gang of urban street kids and a club of suburban would-be federal agents, at first rivals, join forces to rescue the father of one of the kids, the inventor of a super-explosive and its remote detonator, from the clutches of a band of foreign subversives call the "Flaming Torch Gang".
Hoppy and Lucky have been called in to investigate a series of stage holdups. The robbers are taking gold from Colby's mine and Hoppy suspects it may be ex-outlaw Colby himself.
The coming of the pioneer settlers in 1840, the making of their first homes in the wilderness, the gold rushes, the Maori wars, the stage coaches, and the frontier towns.