Could Ciri be the one hidden in the painting?
She was the only one capable of traveling across worlds and through time, but why on earth would she be referred to as the Lady of the Lake?
"I see," Harry nodded thoughtfully. "Tell me, Sir Knight, did Sir Gawain or any of the other Knights of the Round Table ever cross paths with that person known as the White Wolf? Do you happen to know his name?"
Chapter 135