An urchin is picked off the street by a nun and sent to war school to become a brilliant space-war strategist. He is Bean, so called because of his diminutive stature, the result of an illegal genetic experiment.
A sequel to "Ender's Shadow," in which the child-warriors, heroes of the Formic War, have returned to their families on Earth only to become the pawns of nations who want to use them as weapons in their quest for sovereignty.