C13 Red Eye Disease(13)

I don't know how he figured I was an intruder, but I did sneak in, But since I am wearing this black robe, wouldn't he think that I am a curious Heretic? Or does he have another basis of judgment? The way he looks at me makes me realize that he really believes that I am an intruder. And I have no intention of continuing to disguise myself.

I know nothing about Heretic here