Mankind lives in networks of caverns large enough to hold entire cities. To rise to the surface is to risk the ire of hostile entities from the sky, to delve too deep into the earth may awaken ancient horrors from their slumber. In that subterranean world, Casimir Shuisky seeks to fix an old mistake at any cost. Features dungeons, radioactive golems, a post apocalypse, and slight elements of Mesopotamian myth.