Arturia gestured for her adopted sister to follow her inside, taking an almost immediate right into an empty side-room, closing the door after it. Not even a servant would overhear them in the secluded spot.

"I have no proof of it...but I believe Morgan le Fay has returned. Only she would possess knowledge of and effectively wield such magic. Mere illusion would not fool you, dear sister, who has known me all my life. She must have used charm spells, as well."

Her mask had dropped somewhat, Arturia's expression had changed from neutral to grave.