At the close of Ender's Game, Andrew Wiggin, called Ender by everyone, is told that he can no longer live on Earth, and he realizes that this is the truth. He has become far more than just a boy who won a game: he is the Savior of Earth, a hero, a military genius whose allegiance is sought by every nation of the newly shattered Earth Hegemony. He is offered the choice of living in isolation on Eros, at one of the Hegemony's training facilities, but...

Twenty-five years after humanity received a new technology from aliens called the Givers, Robbi and Azure, eleven-year-old candidates for the Laddertop Academy, become entangled in a mystery that may be linked to the aliens' disappearance.