The more things change, the more they stay the same...
With the destruction of her own world, Cass was an outsider in the society she now found herself in. Not only did she not fit in, but her superb talents as a former operative were now merely adequate in this age of new technology. Now she had to somehow carve out a place for herself in this strange, yet familiar place where people chose to forget history and live instead in an everlasting glittering Now, frowning on any unpleasant reminders of the past - like Cass herself.
Having to start at the bottom again, was up really the only way to go?