Rule 34 Dev - 1boy 1girl 2023 20s age_difference aged_down black_hair blush child comic early_teens female flower greyscale hair_flower hair_ornament heart hetero highres indoors japanese_text kamijou_touma kneeling loose_socks male miniskirt misaka_mikoto monochrome nervous older_female onee-shota open_mouth school_uniform shirt short_hair shota skirt smile socks spiked_hair summer_uniform sweatdrop sweater_vest teenage teenage_girl teenage_girl_and_younger_boy to_aru_kagaku_no_railgun to_aru_majutsu_no_index tokiwadai_middle_school_uniform trembling younger_male yuuki_r01|4059596303