XIII, Betty and Amos escape from The Pit and into Shanghai but are trapped in a mysterious and sinister riot that has spontaneously formed around them. Thirteen-year-old Yen-Boi and his father Ping help them find and fight their way through the chaos. With access to a Navy Seal helicopter, Amos leads them towards the extraction point. Carrington is pushed further into the bunker by Traymore’s forces, and makes a last-ditch effort to rally support.