Anakin Skywalker... is Darth Vader. To keep us safe from him and from his Master, my sister and I were hidden. I think... he must have believed that whatever happened to my mother happened to me, as well. He didn't know she was pregnant with twins.

[He can see that she's bothered by the question and how she keeps starting and stopping. And when she looks away, he gets the feeling she might know something more than what she's telling him.] You have some idea, don't you?