Rule 34 Dev - 1:1 anal anal_sex anthro ass blush bodily_fluids butt_grab canid canine canis domestic_dog duo hand_on_butt hi_res kuro_(nomifuki) male male/male male_only male_penetrated male_penetrating male_penetrating_male mammal monochrome muscular muscular_male nomifuki nude penetration romantic_couple sex shiro_(nomifuki) sweat|4476092456