FURVERT!

2020 anal anal_penetration animal_genitalia animal_penis anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro anus backsack balls barazoku butt canid canine canine_genitalia canine_penis canis chain cuff_(restraint)dominant dominant_male duo equid equine erection forced genitals hi_res horse key knot larger_male larger_penetrated larger_sub male male/male male_penetrated male_penetrating male_penetrating_male mammal muscular muscular_male penetration penile penile_penetration penis perineum prison rape restraints satanic_monkey sex shackles size_difference smaller_male submissive submissive_male tally_marks western_tally_marks window wolf