gelbooruhttps://xbooru.com/index.php?page=atom&tags=2020s 2022 2boys 2males alternate version available animated skeleton artist logo bedroom blue blush blue penis blush bone bones brother brother and brother brothers chair clothed commission art computer desk drawer duo ectopenis excessive precum fontcest ganzooky grabbing own penis implied incest implied yaoi indoors lamp male male masturbation male only masturbating with clothes masturbation monster night nsfwsinningsans orange blush orange penis papyrus papyrus (undertale) papysans penile penile masturbation penile penetration penis precum sans sans (undertale) sitting sitting on floor skeleton sniffing clothes sock socks undead undertale undertale (series) video games window2024-05-14T19:40:24Zgelbooru