So, first, the pose is based on the In utero cover. Si, the wings means that the soul can be separeted from the bodie and go everywhere else If it's wants, for an example, our dreams are the experiencies of our soul, when is travelling other cities, galaxies and universes. The points she have are her scars and emotional damage, depending, It can be really deep. The clothes are actually paper with the story of her life, and it keeps growing during her life, that ends when the paper is completly envolving her, like a mummy. That's the end of her life. Then she reborn again without any paper and scars, like a cycle.