1girl absurdres alternate_costume bangs barefoot black_horns black_tail blue_archive blue_eyes closed_mouth collarbone covered_nipples crossed_bangs demon_tail erika_(blue_archive) full_body hair_between_eyes halo heart heart_hands highleg highleg_swimsuit highres horns light_blush looking_at_viewer male_swimwear one-piece_swimsuit onuj2$ short_hair simple_background smile solo swim_trunks swimsuit tail white_background white_hair white_one-piece_swimsuit