Rule 34 Dev - 007no00 1boy 6_nipples anal_juice animal_ears anus balls barefoot black_hair blush bodily_fluids breasts cow_boy cow_ears cow_tail cowbell demon_slayer ear_tag embarrassed erect_nipples fangs feet_up femboy kaigaku kemonomimi kimetsu_no_yaiba lactation legs_held_open male male_focus male_lactation male_only male_with_breasts malesub milking milking_machine multi_breast multi_nipple nipples nude penis penis_milking penis_milking_machine restrained soles solo solo_focus spread_legs stirrups sweat tears thick_eyebrows toned toned_male|6498840472