10,000 AD: Legend of a Black Pearl

Far in the future, after a global apocalypse, humanity has split into two warring tribes: the hunter gatherer Hurons and the society rebuilding Plaebians. Their focus is solely on survival. When a mysterious and unspeakable evil, the Sinasu, begins to kill members of both tribes, they realize they must unite. They must work together to fight this new threat or face the final extinction of the human race. Aka Black Pearl.