It is the tenth year of the siege of Troy, and no one knows who will win. The gods watch from Mount Olympus and fight, too, some for the Greeks and some of the Trojans. There are battles, and quarrels, and Achilles—the greatest warrior among the Greeks—refuses to fight any longer. But then the Trojan champion Hector kills Achilles' great friend. And the hero Achilles goes out to avenge him . . .