Xbooru - 2boys 2d 2d (artwork) animated skeleton artist request blue blush blue hoodie blue jacket blue penis blue tongue blush bottom sans bound clothed clothing cum cumshot digital media (artwork) drooling duo ectopenis ejaculation flowans flower flowey the flower flowsans genitals hooded jacket hoodie jacket male male/male male only monster orgasm penis plant sans sans (undertale) seme flowey sex simple background skeleton tentacle tentacle job tentacle on male tentaclejob tentacles on male tongue top flowey uke sans undead undertale undertale (series) video game character video games vinejob vines vines tentacles wink yaoi