Operator #5: Raiders of the Red Death

No one believed at first that America was in danger, that a little, third-class power could conquer the great United States. But the man who called himself Montezuma the Third - who had reestablished the barbaric Aztec Empire - was armed with a new, invincible weapon which caused his enemies literally to explode from within! The American people, helpless, began to dread the fetters of shameful slavery... Jimmy Christopher - that Operator 5 of the Intelligence who has so often saved our nation from disaster - gambled his bravery and loyalty against a beautiful woman's heartless wiles - with the lives of his dear ones, and America, at stake!