FURVERT!

absurd_res anal anthro back_muscles backsack balls bdsm bed bedroom bondage bound butt canid canine chain cigarette digital_media_(artwork)duo erection fur furniture genitals hair harness hi_res humanoid_genitalia humanoid_penis kazarart looking_at_viewer male male/male mammal nude penis penis_backwards perineum presenting presenting_balls presenting_hindquarters raised_tail simple_background solo_focus submissive tail