Leif and Loki find themselves trapped in a cursed realm. A pack of First Wolves aids the warriors. Sigrid's story attracts surprising new allies.

On the eve of war, Sigrid and her companions share fantastic tales of magic and honor. Passions ignite around camp, and Odin issues a dire warning.

The epic battle begins as mortals, giants and Vanir deities clash swords with Thor and his Aesir soldiers. A risky secret mission ends in bloodshed.