"Jack," she answers, matter-of-factly, adding "we've met before, on the ship." Which he clearly doesn't remember, or doesn't care to remember. Obviously that means Jack should offer a helpful suggestion.

"You know, you might want to look into seeing a doctor while we're here. Memory loss is one of the early signs of dementia."

Jack nods to answer Simon's question. "Of course I know Alex. She's ... " A friend? Not quite, Jack doesn't know her that well. Friend-adjacent, maybe? " ... very interesting. We've had some good talks about monsters. I guess you could say we bonded a little? So you can't really blame a girl for looking out for another girl."