gelbooruhttps://xbooru.com/index.php?page=atom&tags=1boy 2010s 2017 2d 2d (artwork) animated skeleton blush clothed digital media (artwork) fontcest implied incest implied penetration implied sex incest male male focus male only monster orange blush papyrus papyrus (undertale) papysans seme papyrus sinfulsanspar skeleton solo focus somnophilia sweat top papyrus undead undertale undertale (series) upper body video games visible breath2024-05-15T01:36:10Zgelbooru