Hercules decides to avenge the death of his wife, murdered at the hands of Éurito, king of Ecalia, but everything is a plot of an ambitious courtier. Hercules ends up falling in love with Deyanira, who is now a good queen.

The construction of great temple dedicated to the goddess Aphrodite, followed by new and high taxes and the arrival of a plague, create discontent in the population, and threatens the love between a sculptor and a slave.