FURVERT!

4_toes all_fours anthro anus backsack ball_gag balls biped black_body black_border black_fur black_hair bodily_fluids border bound canid canine canis domestic_dog feet femboy fur gag gagged genitals grey_background hair long_hair looking_back male mammal pawpads simple_background solo submissive submissive_male sweat toes white_body white_fur white_hair yellow_body yellow_fur yukiin