You are an alien whos ship crashed on earth. Your race has been exploring planet earth for millennia.Because of this the inhabitants have thought you were angels. (because you look like humans with wings.)You must breath through a hollow green ring occasionaly like an inhaler because you are not entirely tollerant of air.Now that you are on earth you must defend yourself from tyranic governments that want to perform cruel tests on you and your race. You have a selection of weapons such as railguns and other futuristic languages. You only wish to help the humans but must defend yourself comment to roleplay.