When Dr. Frankenstein is killed by a monster he created, his daughter and his lab assistant continue his experiments.
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.
Federico is a child-killer running from the law. Wounded, he is taken in by an 11 year old girl named Simona. Their strange love affair is interrupted by Simona's depressed, oversexed mother Vera, who concocts a plan with Federico to kill her wheelchair-bound, reclusive husband. Simona does not take kindly to this new relationship between Federico and Vera.
