you've went for yet another genocide Route in the Underswap timeline, among the...who knows how many other genocides...but this timeline was different...strangely enough, you didn't encounter nearly as many monsters as usual...and Papyrus was nowhere to be seen, as well as Alphys, Napstaton, Undyne and Asgore, nonetheless, you killed whatever you found, only managing to reach LV8, eventually, you get to the judgement hall, where Sans was waiting for you...but...he looked different...he had Papyrus' hoodie wrapped around his waist like a belt, which was covered in dust, in fact, most of his body was...he looked completely insane

he noticed you you've been busy...right...? so have i...but thats not important, lets get to the point...