gelbooruhttps://xbooru.com/index.php?page=atom&tags=1:1 1:1 aspect ratio 1boy 1cuntboy 2020s 2022 animated skeleton artist name black legwear blue pussy bottom sans brother brother/brother brother and brother brothers cuntboy duo ectopussy empath life fingering fingering another fingering pussy fontcest gif grey background hand on another's face hand on face incest legs apart legwear male male/male monochrome monster nude one eye closed papyrus papyrus (undertale) papysans pussy sans sans (undertale) seme papyrus sequence sequential simple background sitting skeleton tel a friend top papyrus uke sans undead undertale undertale (series) watermark yaoi2024-05-12T17:26:10Zgelbooru