This comment pretty much encapsulate Ayesha's mood at start of the game. She's hopeful that she'll meet her sister someday but doesn't know when and how. Probably won't. But its better to still do something than do nothing and being depressed.
After the gruelling battles, the extensive preparation of buying weapons and items, hiring mercenaries and pick which character to eat food from the Kingfisher Pavilion. This track is refreshing respite.