1girl, ass, backless_dress, backless_outfit, bare_shoulders, black_choker, black_dress, blue_hair, breasts, choker, dress, envelope, from_side, frown, furai_sen, hair_between_eyes, holding, holding_envelope, looking_to_the_side, original, red_eyes, short_hair, sideboob, smile, solo, strapless, strapless_dress, w