1girl, arknights, bare_legs, bare_shoulders, black_ribbon, detached_sleeves, grey_hair, hair_between_eyes, hand_up, leg_ribbon, long_hair, long_sleeves, no_headwear, red_eyes, ribbon, satsuya, sitting, skadi_(arknights), skadi_the_corrupting_heart_(arknights), solo, very_long_hair, wide_sleeves