Piotr is usually up for meeting new people! Even when painting, in theory, although then he tends to accidentally ignore them for long stretches in favor of getting his brushstrokes just right.

However, that's unlikely to happen at the moment.

Instead, he smiles back, and turns his steps that way.

(Does he know her? He doesn't think he knows her. He's got a good memory for faces, and he's pretty sure that was just a hello-stranger-I-am-friendly kind of wave.

But one can never rule out bodyswaps, reincarnation, etc.)