The robot snaps to attention- BZZzzrT- You-would-do-well-to-be-more-polite-to-mistress-Fi-bwEERP!

Fi in response bows her head. "...Please forgive me for Scrapper's words- he is quick to insult."

She then continues, answering the question. "None of what you speak is a part of it. If anything, the manner of entrapment is unknown. However, to leave one end of the city means entering the opposite, and death as well is not permanent."