Rule 34 Dev - 10s 1girl bad_id black_hair black_necktie blue_eyes brother_and_sister dress female_focus gun holding holding_gun holding_weapon ikawa_waki ishida_kana long_hair looking_at_viewer mahouka_koukou_no_rettousei necktie official_art shiba_miyuki shiba_tatsuya siblings solo weapon white_dress|7963444008