3 years after Prince Hans's attempted takeover of Arendelle ("Frozen") and one after Ingrid Haraldsdottir's cursed winter ("Once Upon A Time"), a secret faction of fire-obsessed warriors comes out of hiding, emerging from their hidden tribal grounds on the other side of North Mountain. Led by the ferocious Chief Gharin, the fire caste declares war on the queendom of Arendelle. Unaware of their presence, Queen Elsa heads off to the Enchanted Kingdom on a quest to find the wizard who could potentially remove her magic, leaving Kristoff and Anna to rule in her stead. Little does she know that Chief Gharin has assigned an assassin to stow away aboard the queen's traveling vessel... Will Elsa discover and foil the plot on her life and her village? Or will the secret tribe be victorious? Find out in "Frozen: Of Frost and Flame".