Rule 34 Dev - 2boys absurdres age_difference aged_down anal anus aqua_eyes ass barefoot blonde_hair blurry_background erection facing_viewer feet hands_on_another's_thighs highres indoors kagamine_len kaito_(vocaloid) leg_grab legs legs_up lifting male mortalohic mostly_nude multiple_boys navel nipples nude older_man_and_younger_boy open_eyes open_mouth penetration penis scarf sex sex_from_behind short_hair shota size_difference small_penis soles solo_focus spread_legs standing standing_sex stomach_bulge teeth testicles toddler toes tongue uncensored upper_teeth vocaloid yaoi|4063256486