Dusttale!Sans teleported to the mysterious world, and when he enters it, it's starts snowing, there's people investigating that bat and begin to find it and kills it, but they failed, she starting torturing everyone, before he interrupts the fight and kills the last one, and begins to fight with torture to torture.

Elma thinks that he's Rinny, but he's actually not.

Au: DevastatedVerse

Pretty Blood by littledeadlything.

Dusttale by Osteophile/AskDusttale.