It took about three-quarters of an hour for her to catch up to Mera, who had been taking it at a cautious pace, watching every movement and listening intently to every sound that was made in the mountains.  She was looking in Yifa's direction, having heard the relative racket that she had made getting back to her.  "Finished with whatever it is you had to do?"  She smiled and moved her head.  "Let's get a move on, I think I might have figured out what that phrase might have meant, after all..."