["Odd" is certainly one way of putting it. Diluc himself would probably use stronger language than that--even compared to the strange realities he's encountered in the past several months he's been in this dream world, the idea of two parallel Teyvats is difficult to wrap his head around. But ultimately, the words they use to describe the situation don't matter. It is what it is, and they're just going to have to navigate it together.]

From what Thoma told me, yours and Lumine's journies are near-identical. Based on that, as well as the fact that there are others here who remember you in Lumine's place, I think your conclusion is sound.

And, based on that conclusion, I believe our path forward is clear. The version of me that you know trusts and believes in you, and I plan to do the same. [A ghost of a smile crosses his features, an expression that Aether is no doubt familiar with.] So let's put that worry to bed, shall we?

[Don't think he didn't notice how you looked at him when he first approached, Aether.]