For all of her issues in trusting people, in keeping them at arms length, she did care. She had given her share of portions during the famine to the hungry of Camelot. Had risked everything for Mordred. Had been prepared to kill Uther for what he did to Gwen, to her. It just was buried beneath her act of indifference and politeness. It was hard to reach but it existed, so she simply nodded. She remembered being lost and alone. She remembered strange settings and trying to make sense of things when nothing made sense at all.
So she noticed the signs. Noticed the nervous tendencies, the fear. She had seen it in Mordred, how he shied from the others yet trusted her even while ill. She knew what the legends of this world said of him but she couldn't believe them. Just as she refused to believe she would become the monster legends and her home had made her into.
At the question on what she was doing, Morgana gave a faint smile though it quickly faded. She was both exhausted and hadn't managed to find anything and it was beginning to wear on her. But no need to burden the sixteen year old with that.
"Trying to help a friend with something."
She could be honest but not delve much into it. Besides, the magic thing was a tricky one with how she was raised and taught to believe, with what was happening here. She was still learning, she knew there would be mistakes. But five days?