Children of the Mind (Ender Quintet Book 4)

With this conculsion to his famous "Ender's Saga", Card returns to the story of Ender Wiggin, hero of the Hugo and Nebula Award-winning Ender's Game, Soeaker for the Dead, and Xenocide. Now hos adopted world, Lusitania, is theatened by the same planet-destroying weapon that he himself used so many years before. Only Jane, the computer intelligence that has evolved with him over 3,000 yearsm can save the three sentient races of Lusitania.