gelbooruhttps://xbooru.com/index.php?page=atom&tags=animated skeleton bottom sans duo fishnet topwear grillby grillby (underlust) grillby au grillsans heart holding hands ifunny intertwined fingers male moaning nsfwshamecave pleasure face purple tongue sans sans (underlust) sans au seme grillby skeleton tongue tongue out top grillby uke sans undead underlust undertale au white background yaoi2024-05-20T23:02:21Zgelbooru