Rule 34 Dev - 2boys age_difference beard blush brown_hair chair child clothed clothed_sex credit_card desk drooling english_text erection eyebrows facial_hair father_and_child father_and_son fellatio gerald_broflovski half-closed_eyes hand_on_another's_thigh happy_sex hat head_rest heart holding_object incest indoors kyle_broflovski leaning_back legs licking licking_penis looking_at_another looking_at_each_other looking_down looking_up male male_pubic_hair monitor multiple_boys mustache older_man_and_younger_boy on_chair onomatopoeia open_fly open_mouth oral orange_hair pants penis penis_grab problemantics pubic_hair saliva saliva_on_penis saliva_on_tongue sex shirt short_hair shota signature sitting sitting_on_chair size_difference south_park speech_bubble spread_legs standing sweatdrop sweater teeth testicles tongue tongue_out uncensored wall yaoi|3537990224