En route to Kilwa, Zia finds a stowaway in the hold of the Golden Condor: Temba, still looking for a great feat to accomplish. With his help our hero retrieves the Bako, a sacred mask stolen by Gomez. Placing it over her face, Zia has another vision in which Tao is in great danger. Despite this however, Tao is safe and sound in Chambord where he too has made some discoveries: according to the clues left behind by Leonardo da Vinci, the seventh city of gold does not exist. It is up to them to build it!