[She nods because she does know Barry, and going back to being a stranger with him when she had finally started to feel like she was part of the superhero club he and Oliver had started. She also knows, however, that Barry is struggling with it just as much as the rest of them are.]

Yeah, I know. It's tough. But I guess that's the downside of places like this. You never know when someone is going to accept the representative's deal. I could have gotten here before I even knew you were alive.

[She could have come to save Tommy. She could have come here to do a lot of things.

Hell, she could have come here to save the Queen's Gambit, to find her sister's body so that her parents could have something to bury.]

I'm not saying that's what I should have done. And I'm not saying it's going to make her not knowing you when she comes back any easier - but don't forget that her coming back and remembering you is just as much on the table too.