Once upon a time, the Empire was locked in a merciless war against the Witch-King, who was the high priest of the Father-of-all-Monsters. The Empire was victorious, but at the cost of its unity and, in the end, its very existence. After an era of imperial peace, the land was plunged into a dark age, filled with fragmented domains, ceaseless quarrels, malevolent religions, ruin, and sorrow. However, there was one imperial tradition that did not disappear. From within their fortresses and strongholds, the Rangers tirelessly pursue their mission of watching over the inhabitants of the former Empire, explore the wilderness, unite communities, fight monsters, and recover the Emperor’s treasures so that one day, hope may be born anew. Now it’s your turn to join the ranks of these brave Rangers! Oltréé!

In this cooperative game, players are brave Rangers who assist the people of a satrapy - an administrative province - that their hierarchy has put them in charge of. They must rebuild a Fortress to ensure the safety and tranquility of the inhabitants.