Every 1000 years, the Gods' Council convenes to decide humanity's fate. After 7 million years of human history, the gods have made the grim decision that humans are irredeemable and must be eradicated. However, valkyrie Brunhild suggests that humanity has one last chance to prove itself worthy by participating in the battle of Ragnarok with 13 notable historical figures against 13 powerful deities in a deadly duel-to-the-death competition. The gods agree on holding the event, and each warrior is empowered by their Valkyrie to wield an advanced weapon called "Volund," risking her life if she is defeated.
The gods convene at the Council of Valhalla, where they collectively decide o...