2girls animal_ears arknights bird_ears black_jacket black_shorts black_skirt blue_eyes blue_hair breasts closed_mouth collared_shirt demon_tail detached_wings fiammetta_(arknights) fur-trimmed_jacket fur_trim halo heart high-waist_skirt highres horns jacket long_hair medium_breasts mostima_(arknights) multiple_girls necktie off_shoulder poyason red_eyes red_hair red_necktie shirt short_hair shorts simple_background skirt smile speech_bubble spoken_heart tail teeth white_background white_shirt wings