This is an RPG of a subterranean world full of monsters, mystery and intrigue. The surface has become uninhabitable, the last remnants of humanity has fled underground. They have constructed sprawling cities and settlements under the earth. However, there are hidden dangers and creatures which lurk in these subterranean caverns. You can choose to stay in the city, or you can venture out into the caves and explore what lies hidden in this underground labyrinth of caves.