Orpheus draws closer to Riddy — but she’s already become close to somebody else. Hades feels the full force of Zeus’ wrath at a gathering of the gods.

On Olympus, Zeus hosts a barbecue for the gods to watch a prophecy being defied. Down in the Underworld, Riddy prepares for her own to be fulfilled.

The search for Zeus’ missing watch turns deadly. Trouble is brewing in the Underworld, as an old friend of Prometheus’ meets his destiny.