 The books revolve around the journey of a young Forerunner, Bornstellar Makes Eternal Lasting, two humans—Chakas and Morning Riser—and other important Forerunners, including the Warrior Didact and Lifeworker Librarian.Bornstellar Makes Eternal Lasting visits the human planet Erde-Tyrene (Earth), intent on discovering treasures left by the Precursors.With the aid of two human guides, Chakas and Morning Riser, Bornstellar visits a ring island where they find a cryptum—a Forerunner stasis vessel.