YOU ARE READING undertale smut Random this is an 18+ book dont read this if ur a minor #buttsex #lemon fontcest 61 0 0 by Whoundaysi by Whoundaysi Follow Share Send Send to Friend Share Post to Your Profile Share via Email Report Story sans is in heat so he go to papyrus room and say "papyrus my dear brother let's do incest because I fucking suck" papyrus nods and they do the sex
