1girl, animal_ears, arknights, back, backless_dress, backless_outfit, bird_ears, bird_girl, bird_tail, black_choker, black_dress, choker, cowboy_shot, dress, fiammetta_(arknights), from_behind, grey_background, jewelry, kaleka, looking_at_viewer, looking_back, necklace, parted_lips, red_eyes, red_hair, short_hair, simple_background, solo, tail