For his transgressions against them, Sisyphus has been punished by the Gods... But in his torment, he plans revenge on Zeus and all of Olympus.
For his repeated offenses against Zeus, Sisyphus has been condemned to eternally move a boulder up a steep slope, a great rock that always rolls back down before he reaches the summit. But even imprisoned in Tartarus, Sisyphus is planning his revenge. He will find in Hell the allies he needs to return to the Living and to start a new war of Titans.