[His lips curl into a small, knowing smile, even as he spreads his hands with a shrug.] Call it a hunch! Though the way you specifically refer to your exploits as "adventures", together with the fact that you're also from Teyvat... That tells me a lot.

[He... won't mention the modified uniform on top of that. ]

And my goodness, look at that- You're also friends with Aether and Paimon! It truly feels like they know everyone in Teyvat~