The Big ImageBoard (TBIB) - abs anal anal penetration ancientonyx anthro anthro penetrating anthro penetrating human bald big dom small sub bound butt cephalopod cthulhu cthulhu mythos cuff (restraint) doggystyle dominant dominant anthro dominant male duo from behind position green body h.p. lovecraft hi res holding chin holding partner human human on anthro human penetrated hypnosis impregnation interspecies larger anthro larger male male male/male male penetrated male penetrating male penetrating male mammal marine mind control mollusk monster muscular muscular anthro muscular male nude pecs penetration penile penile penetration penis in ass pregnant pregnant male restraints sex signature size difference smaller human smaller male smaller penetrated submissive submissive human submissive male tentacle maw tentacles wings