Odysseus and Ajax try to convince Achilles to return to battle, but the Greek warrior rejects their appeals; Agamemnon, Diomedes and Odysseus are injured in combat one after the other.

After being saved by Apollo, Hector renews the attack and leads the Trojans as far as the Greeks' ships; Patroclus, a childhood friend of Achilles, rushes to him and implores him to rejoin the battle.

Thetis gives her son Achilles armor and weapons forged by Hephaetus, the god of blacksmiths, knowing they will lead to his death.

The River Scamander and its banks are set alight by fireballs sent by Hephaestus, but the river god spares Achilles, who immediately goes on a rampage.

The Trojans are surprised to discover that the Greeks are gone having left behind only a giant wooden horse, but warriors are hidden inside.

Ten years after the massacre of Troy by the Greek army, Zeus is alone on Olympus, in a palace emptied of the gods. Only his daughter Athena is still by his side; she tries to convince her father that it is necessary to help Ulysses to return home.

The Greek warriors have annihilated Troy. Devastated by this useless war, Ulysses is indignant against the gods, guilty of having allowed this carnage to take place. His journey home takes him from the island of the Cicones to that of the Cyclops.

Odysseus and his men manage to escape from Cyclops, but much remains to come.

In Ithaca, Queen Penelope endures the presence of suitors who covet her hand and the throne of her husband Odysseus, who disappeared more than 10 years ago; Odysseus' men recover from their trials.

A year goes by. It is time for Odysseus and his men to leave Circe Island and return to Ithaca. To do this, they must first meet the prophet Tiresias in the Underworld. Only he can tell them what to do to appease Poseidon.

Odysseus investigates the depths of the underworld. He knows the souls of the Greek heroes who fought with him in the city of Troy. Agamemnon tells of his terrible death. Then, the divine Achilles, whose exploits will still be sung for a long time.