Sort of. There was someone else a long time ago, but... I'm not sure if he counts.

[He listens as she relates her condensed history.]

Well, if you want to learn about what's going on... there's no better place to be than Locke, and there's no better way to be than Numbered. How long is your projected stay? I'll warn you that what you've "gotten back" only remains fully with you as long as you remain fully in the boundaries of a part of the world this is occurring in.