Rule 34 Dev - anal anal_penetration anthro back_muscles ball_gag blindfold bodily_fluids chain duo ear_piercing facial_piercing gag male male/male muscular muscular_male nose_piercing nose_ring penetration piercing ring_piercing size_difference sweat vein veiny_muscles oouyuki_benten canid canine canis mammal wolf 5:6 censored hi_res|20310400705