gelbooruhttps://xbooru.com/index.php?page=atom&tags=2020s 2023 animated skeleton arms behind back bondage bottom sans bound arms bound wrists completely naked completely nude crying crying with eyes open egg vibrator english text hand hands behind back kneel kneeling monochrome monster naked nude onomatopoeia sans sans (undertale) sex toy skeleton solo focus soul soul sex sweat tears text thought bubble tied arms tied up tired but horny (artist) uke sans undead undertale undertale (series) unseen character vibrator2024-05-09T21:04:25Zgelbooru