Sonic x Knuckles Part 2 [Wector]

gay knuckles the echidna (sonic) sonic (series) sonic the hedgehog (sonic) tan body tan fur sex insertion penis open mouth on top nude nude male mammal mammal humanoid interspecies humanoid humanoid genitalia humanoid penis green eyes fur furniture furry furry only taken from behind erection echidna cowgirl position book blue body blue fur black nose big penis testicles anus anthro anthro on anthro anthro on furry anthro penetrated anthro penetrating anthro penetrating anthro 2animals 2boys