In 1859, idealist John Wickliff Shawnessey, a resident of Raintree County, Indiana, is distracted from his high school sweetheart Nell Gaither by Susanna Drake, a rich New Orleans girl. This love triangle is further complicated by the American Civil War, and dark family history.
A wealthy young Hebrew traveling in Damascus renounces his faith after he is seduced by an alluring pagan priestess and cheated of his fortune by the High Priest as well.
The Office of Scientific Investigations tracks down the source of increased magnetism and radioactivity in Los Angeles, and discovers that a man-made isotope is consuming available energy from nearby mass every few hours, doubling its size in the process. Although microscopic, it will soon become big enough to destroy Earth; and how to stop it is yet to be determined. The film's Deltatron special effects footage is taken from the 1934 German sci-fi film GOLD.