Aedan, Daud thinks, when he's done something bad and thinks Daud hasn't noticed yet. He hasn't quite seen this supernatural stillness from his assassins (they had to breathe, after all) but there's something about seeing a child act nothing like a child should that brings him back to when some of his assassins were children.

Old age is making him nostalgic. He grunts when the kid finally says something, gathers their wits about them enough to.

"Fine. I'll keep it in mind." It's an apology but not a concession, and he doesn't sound sorry at all. "What do you mean the Castle took you? I assumed that it was the work of the Outsider." This place having its own sort of sentience-- not like the Brigmore Manor, that was again the work of witches, which made it indirectly the work of the Outsider-- definitely made things more confusing.