FURVERT!

4_toes anthro barefoot bdsm black_background black_nose blue_eyes bondage bound duo echidna emerald_(gem)english_text eulipotyphlan eyes_closed feet foot_fetish foot_focus foot_play fur gem glifer hedgehog humanoid_feet knuckles_the_echidna laugh looking_at_viewer loose_feather male male/male mammal monotreme open_mouth plantigrade red_body red_fur restraints rope rope_bondage sega sharp_teeth simple_background smile soles sonic_the_hedgehog sonic_the_hedgehog_(series)super_sonic teeth text tickle_torture tickling tickling_feet toes yellow_body yellow_fur