 This caused King Sisyphus to end up on the shores of the river Styx.Then, complaining to Persephone, goddess of the Underworld, that this was a sign of his wife's disrespect for him, King Sisyphus persuaded her to allow him to return to the upper world.Once back in Ephyra, the spirit of King Sisyphus scolded his wife for not burying his body and giving it a proper funeral (as a loving wife should).