[The sound is still as irritating and iconic as ever. He frowns at first but the familiarity ultimately makes him smile.]

I see. [Hanzo nods slowly, wondering whether that is by choice or because they aren't physically able to carry out the ways most might act on consensual attraction.]

I---what?? No. Do not be ridiculous, brother.

[Oh he definitely hears it and he hates that. There's no way Genji knows anything. He must be bluffing. Anything to avoid the fact that to his own kin he is painfully easy to read.]

I have never seen you as a challenge, and do not plan to start now. I have no romantic interest in your master, Genji. He is simply the first omnic that I have befriended, so apologies if I am too curious.

[P-p-p-p-oker face, p-p-poker face.]