FURVERT!

animal_genitalia animal_penis balls barn bloodless castration cock_and_ball_torture crotch_shot duo equid equine equine_genitalia equine_penis erection exposed_testicle feral genital_mutilation genital_piercing genital_torture genitals glansectomy gore gore_focus horse male mammal mutilation nuthouse penis penis_piercing piercing realistic_feral story story_in_description vein veiny_balls