Hephaestus, the god of fire, secretly pined for Aphrodite. His devious assistant. Iagos, hatched a plan to give Hephaestus a substitute for Aphrodite in return for a powerful bronze shield. Iagos went to retrieve Leandra, a beautiful mortal who rejected Hephaestus 50 years earlier, prompting the god of fire to place her in suspended animation. Aphrodite, who had recently decided to give up matchmaking, went with Iolaus to Leandra's rescue. Iolaus destroyed Iagos and revealed he was Leandra's grandson. Meanwhile, sparks flew between Hephaestus and Aphrodite, who resumed her duties as goddess of love.

Hercules asks Serena to marry him. But Ares is still manipulating the situation and, determined to destroy the pair's relationship, makes Hercules a deal - Serena's hand in return for Hercules giving up his godly powers.

Autolycus convinced his former girlfriend, Cupcake, that he wanted to fix her up with Prince Alexandros at a royal ball. In truth, Autolycus wanted to steal the sapphire of Antioch from the prince. Introduced to Alexandros as Hermia, princess of Carpathia, Cupcake inadvertently delayed a war from breaking out between Carpathia and Antioch. But the traitor, prime minister of Antioch, stabbed Prince Alexandros. Finally King Georgas of Carpathia arrived and established peace, while the wounded Prince proposed marriage to Cupcake -- even though he knew her true identity. Too late Autolycus realized he was still in love with her.

As Alcmene's health failed, Hercules recalled the time years ago when the Parthans invaded Caylan territory. Young Hercules, Jason and Iolaus joined King Eteocles and fought bravely to repel the invaders, but the King was killed. Many more died before Hercules and Jason were able to make an offer of peace, asking King Stavros to share the disputed land with the Caylans. Stavros was impressed by their bravery and agreed ending the conflict. Back in the present , Alcmene passed away and was buried by hercules and his friends. Suddenly his father, Zeus, confronted an angry Hercules.

On the island of Eire, Hercules organized the feuding Celtic tribes to fight Caesar's approaching army. He also helped the half-god/half-human Morrigan find the good within herself. She was the former servant of the cruel Celtic god Kernunnos, and she couldn't break away from him easily because he held their daughter, Brigid, hostage. Hercules agreed to help Morrigan get her child back, and together they defeated Kernunnos in battle. When Morrigan stopped Hercules from killing Kernnunos in cold blood, she realized she had finally embraced her new role as the Druid guardian of justice.

Hercules and his friends followed the demon Dahak to Corinth, where Dahak -- in Iolaus' body -- had set himself up as the people's savior. He wanted to return the world to a time when the Titans ruled. Hercules and Zarathustra, a man who resisted Dahak's teachings, found the Stone of Creation and joined Nebula, Morrigan and Jason at the Dark One's fortress. Hercules used the stone to harness the light of dawn. The light became metallic and bound Dahak to his own altar. Hercules then prepared to perform an exorcism that would allow Iolaus to rest in peace.

Hercules missed the original Iolaus. He remembered when a sacred ruby had been stolen from the head of the stone panther, and he and Iolaus went to retrieve it. Autolycus committed the crime, and he swallowed the ruby. At dusk the stone panther sprang to life, and a fierce battle ensued. When Iolaus grabbed Autolycus around the rib cage to pull him out of harm's way, the ruby srrang free. Hearing this story, Iolaus 2 hoped Hercules didn't expect him to be as brave as the other Iolaus. Hercules responded that no one could be.

Merlin hurled the vicious warlord Arthur of Camelot and his sorceress advisor Mab a thousand years back in time to Hercules' world. But Mab helped Arthur conquer Britannia. Later she wanted to go back to her own time, and to do that she needed to kill young Merlin with the sword of Excaliber. Hercules and Morrigan captured Arthur and the sword, but mab took Merlin hostage. A fierce battle ensued, during which Hercules dispatched a giant knight and a reformed Arthur displayed newfound heroism. Merlin smote Mab, and Arthur returned to his own time as a proponent of peace.