Xbooru - 1 girl 1boy 1girl 2010s 2015 animated skeleton breasts brown eyes brown hair clothed/nude clothed male clothed male nude female duo female human female penetrated femsub glowing eye grabbing from behind hetero human human penetrated interspecies male male/female male penetrating male penetrating female maledom monster naked female nipples nude female nude female clothed male orange tentacles papyrus papyrus (undertale) pinching nipple seme papyrus short hair simple background skeleton straight tentacle tentacle around leg tentacles around wrists tentacles on female top papyrus undead undertale undertale (series) unknown artist vaginal vaginal penetration