1girl, animal_ears, arknights, bare_shoulders, belt, black_dress, blue_eyes, breasts, brown_hair, cat_ears, dress, ears_through_headwear, feather_boa, gloves, grey_background, grey_belt, hair_between_eyes, heidi_(arknights), long_hair, looking_at_viewer, red_gloves, red_headwear, simple_background, sinoda, smile, solo, strapless, tube_top, upper_body