Hercules is trapped in the nether world with his evil double, while Iolaus tries to prevent Callisto from killing Alcmene.
Iolaus’ search for his missing cousin Regina takes him to a commune where everyone has been brainwashed by a seemingly benevolent leader.
Xena’s former lieutenant, Darphus, rises from the dead to carry out Ares’ evil plan.
After Darphus mutinies, warrior princess Xena joins Hercules to take back her troops.