Rule 34 Dev - 1girl backlighting classroom covering curtains female greyscale hair_bobbles hair_ornament highres indoors kneehighs kodomo_no_jikan kokonoe_rin legwear loli long_hair looking_at_viewer monochrome nude official_art school seductive see-through see-through_silhouette solo twintails very_long_hair watashiya_kaworu window|3277937222