Years after Horus ascended to the throne, peace reigns over Egypt under his rule. However, the fragile balance of the gods is shattered when the primordial god of chaos, Apophis, is accidentally awakened by a power-hungry mortal who seeks to harness divine power. Apophis, the serpent-like embodiment of disorder, unleashes his chaos across the land, swallowing stars and threatening to plunge the world into eternal darkness.