A religious woman seeks to save her people from destruction by seducing and murdering the enemy leader, but her plans get complicated once she falls for him.
Cabiria is a Roman child when her home is destroyed by a volcano. Sold in Carthage to be sacrificed in a temple, she is saved by Fulvio, a Roman spy. But danger lurks, and hatred between Rome and Carthage can only lead to war.
Virtuous Mabel rejects the improper advances of a villainous cad. The furious villain and his henchmen then seize Mabel and chain her to a railroad track. Mabel's anxious boyfriend turns for help to the great Barney Oldfield, who jumps in his racing car and speeds to the rescue.