"Humans can sometimes be scare of what is different from them. Makes them act in ways they normally wouldn't." She still loved humanity deeply despite their flaws. "Who are the Strigoi?" Maybe it was rude to ask, but the Doctor liked learning about other worlds as much as possible. It was a good distraction for being unable to travel to places.
"Oh, yes. There is. He's me or I'm him. Kind of both, really. And I'd love to watch!"