gelbooruhttps://xbooru.com/index.php?page=atom&tags=1:1 1:1 aspect ratio 1boy 2020s 2022 2d 2d (artwork) ahegao animated skeleton blush lines bottom sans bound wrists digital media (artwork) heart-shaped pupils heart eyes legs spread male male ahegao male only malesub mouth open nude nude male open mouth pleasure face purplebluepen45 sans sans (undertale) skeleton socks socks on socks only spread legs submissive submissive male tied up tied wrists trembling uke sans undead undertale undertale (series) video games youfoundta2024-05-21T22:01:53Zgelbooru