Well, much to my surprise, this is perfectly unnecessary, but all the same—

[ Fane pulls a napkin out of his coat that's stained with ink. It's an imprecise impression of the possible footprint they found at the scene, but he gestures to the mirrors. ]

While in the dining hall, we found Ion passed out but quite alive, as seems to be the case for several of you idiots. Regardless, in the ink spilling from the tapestry, there was an impression left behind. I believe it looks like the ball of someone's foot, but if you have other theories, I suppose I'm obliged to entertain them.