Thor paused at Darcy's query. Did he tell her the truth? That she was practically his sister-in-law in a very volatile (and apparently passionate?) relationship with Loki, of all people.
"You were a diplomat of sorts," Thor said carefully, trying to remember what Darcy's old job was. It was a point of contention between Loki and himself, especially after the break up. "You did some work for Stark. And we made pancakes together. Often." That seemed like a good enough description.