[Well that's about what this amounts to. Mars takes a breath, her form shimmers, and in her place is a teenage girl. Just an ordinary girl in a red and white robe, dark rings under her eyes, and perhaps a lingering scent of woodsmoke.]

I appreciate that. Kara.

[Her head dips.]

My name is Rei. My...human...name, anyway.

[It's a little complicated. But.]

And what do you mean by that? Name to prove it? Is Mars a planet in your world?