rule 34 3d 3d artwork age difference aged up anal sex artist logo artist name balls bed bedroom best friends blue eyes blue fingernails blue fur books bookshelf cock dick exposed torso eyewear femboy footwear fox fox ears fox humanoid fox tail foxlewdies friends with benefits furry furry on furry furry only gay gay anal gay sex glasses handwear hedgehog hedgehog humanoid legs male male on femboy nerd nerdy nerdy male penis sega sonic series sonic the hedgehog sonic the hedgehog series source filmmaker tails testicles thighs yellow fur 8237088