1girl, ankoro_mochi, arknights, black_dress, black_jacket, black_thighhighs, breasts, cleavage, demon_horns, detached_collar, dress, hand_on_own_face, horns, jacket, long_hair, medium_breasts, open_clothes, open_jacket, purple_eyes, red_hair, solo, surtr's_golem_(arknights), surtr_(arknights), thighhighs, white_background