1girl, arknights, bare_shoulders, black_background, black_headwear, detached_sleeves, grey_shirt, hair_between_eyes, long_hair, looking_at_viewer, mayf42, red_eyes, shirt, sleeveless, sleeveless_shirt, solo, specter_(arknights), specter_the_unchained_(arknights), upper_body, very_long_hair, white_hair