In the Stone Axe Tribe, a band of young warriors, led by the spirited Urich, embarks on a hunt in the forbidden Sky Mountains. Unknowingly, they cross into an unseen civilization, revealing two distinct worlds divided by the mountains. Urich, a curious and charismatic barbarian, is enthralled by this new world of endless wonders. Join Urich as he explores unfamiliar lands and make thrilling discoveries, and unexpected alliances.