[Papyrus' ear flicks a little reflexively as she shifts around back there, but he holds it forward once he notices. Fur is itchy, sometimes, and especially with friends sitting in it.]

So he's doing different things... writing different things... and he doesn't remember things about the last few days...?

...Maybe, it's not really Sans? But some kind of... illusion spell. [He grumbles] Which might sound made-up, but I've seen it before.