[Aether doesn't move when Kaeya pulls away, as if wanting to ensure he has all the room to do so if he pleases. If he were to be honest with himself, this isn't how he wanted things to go at all. All he wanted was to tell Kaeya the truth about himself. To finally be honest with someone about his origins, without them simply figuring it out on their own.

[But with the new memories he's received since their promise to talk, it just felt wrong not to tell him everything. Even if telling him everything might break what trust he's managed to earn thus far.]

Right now, she's missing memories of Teyvat. Of everything that happened after we were separated. I still don't know what happened to her in that time either, but...

[...]

Whatever happened... led her to become the Princess that's currently leading the Abyss Order.