Female demon with a black base, hiding his face with a mask, a silver mask with

female demon with a black base, hiding his face with a mask, a silver mask with red eyes that covers the entire head, a beautiful form, long straight silver hair, and a long, flowing black dress, background galaxy, octagram, shading effects, gradation magic effects, (ultra detailed, absolutely resolution, best quality:1.3), 2.5D, delicate and dynamic, artistic photography, hyper realistic, graphic CG digital cartoon-style art