Tori Bertoletti, librarian and planet cataloger, and Raze Salen, mankind's emissary, aboard the Human spacefaring liveship the Aero have succeeded in creating a Galactic Alliance with other cultures in their universe in order to protect themselves from an adversary who considers itself the supreme race, the Chosen of the Creator. Cultures that at one time would have considered all others antithetical to their own no longer have a choice about facing...