Rule 34 Dev - 1boy 1girl :< bad_id bad_pixiv_id beelzebub_(manga) brown_hair can't_be_this_cute crossed_arms frown green_eyes hair_intakes lab_coat lamia_(beelzebub) necktie oga_tatsumi ore_no_imouto_ga_konna_ni_kawaii_wake_ga_nai parody pink_hair reenu short_hair|2623682412