エルナ・ストングス先生のお尻

1girl, elnakakushi, grey eyes, medium breasts, collared shirt, black vest, black gloves, fingerless gloves, belt, black pants, anime screencap, score_9, score_8_up, score_7_up, source_anime, official style, classroom, looking back, squatting, legs apart, from behind, animation style, no headwear, smile