Rule 34 Dev - 1girl bdsm blue_eyes blush bondage bound breasts brown_hair chalkboard classroom collar desk elbow_gloves female_focus gloves indoors large_breasts leash long_hair looking_at_viewer navel nipples ootori_mahiro open_mouth original partially_visible_vulva school sitting slave solo spread_legs thighhighs thighs translation_request twintails window|4078811529