You are a demon, your a common, imp demon your in hell, and you have to evolve through the ranks by evolving, which is from killing the beasts of hell, or other demons, there are 12 areas of hell, each with mixes of monsters, there are many many ranks from a Imp F class, all the way to Dark lord or whatever you'd like, as there are an infinite type of evolution and mix evolution's/sub species of evolution you can go into. you stand in the middle of a hill, you have a stats system.