Bound for a remote planet on the far side of the galaxy, the crew of the colony ship 'Covenant' discovers what is thought to be an uncharted paradise, but is actually a dark, dangerous world—which has a sole inhabitant: the 'synthetic', David, survivor of the doomed Prometheus expedition.

Mortal hero Bek teams with the god Horus in an alliance against Set, the merciless god of darkness, who has usurped Egypt's throne, plunging the once peaceful and prosperous empire into chaos and conflict.