gelbooruhttps://xbooru.com/index.php?page=atom&tags=2010s 2017 2boys animated skeleton bed bedroom biting pillow blanket blue blush blush bottom sans brother brother/brother brother and brother brothers clothed clothing comic comic page comic panel crying duo fontcest glowing glowing genitalia incest indoors laying on bed lying on bed male male/male male only monochrome on bed papyrus papyrus (undertale) papysans partially colored sans sans (undertale) seme papyrus sequence sequential skeleton supermuuh tears top papyrus uke sans undead under blanket undertale undertale (series) yaoi2024-05-10T07:21:14Zgelbooru