1girl, bad_twitter_id, black_dress, black_thighhighs, blonde_hair, citri_theodoric_(koyashaka), demon, demon_girl, demon_horns, demon_wings, dress, full_body, gothic, horns, koyashaka, long_hair, looking_at_viewer, open_mouth, original, pink_eyes, smile, solo, thighhighs, white_background, wings