"That could be her first incarnation. That's also what Koschei told me she looked like again when he ran into her," the Doctor mused. "She was always beautiful. Well. Was she all right?" he was with some obvious worry.
He was long past the rush of anger he'd felt, protective of the Master. He loved Romana, and could her forgive anything. He mostly wasn't used to her making serious moral mistakes. Frankly, even after all these years, that was the Master's purview, in his mind.