Invasion of the Crimson Death Cult — Frederick C. Davis

Mysterious happenings-cloudbursts in the arid desert, churches and skyscrapers horribly destroyed, priests and pastors oddly maddened, Intelligence agents craftily slaughtered-all these heralded the attack on America by the Son of Kasma-spokesman for a vicious, Oriental cult. The populace flocked to the new religion in self-defense. Our country seemed helplessly doomed... And Operator 5, charged with treason by a power-drunk authority; his best friend's honor, and his own, held forfeit; his beloved Diane captive to the yellow Messiah, must battle alone against a more cunning invader than ever menaced America before!