The Brotherhood of the Heavenly Serpents hopes to win the war with the Devantara, but their triumph must be ensured by the Celestial Empire, a flying rocky island created by the legendary blacksmith Gobhain. The war is reaching its climax, and each side in the fight against the enemy is ready to use the most unexpected means that no one would dare to think about. The giantess Nangog may intervene in the battle; it’s time for her to wake up. But she is not alone, but with a huge number of her children - fearless green creatures who cannot be stopped. How will this unthinkable confrontation end?