Cthulhu + Doomsday Survival + Monster Fighting Upgrade
The Old Ones descended from deep space, their giant eyes hung in the sky, overlooking the world.
Order collapsed, civilization fell, mortal flesh and blood became a hotbed of distortion, and the resentment of the dead turned into a devouring black tide.
The world is no longer a human world, but an old restricted area where gods compete and spread crazily.
