buggers fight with people Ender helps people win after After suffering a devastating attack from the Zerg, the world carries out advanced and strict simulation training. Everyone knows that only one person can be selected as a leader. Ender was removed from the monitor, and then went to battel school, Graff try to always isolated ender, but at any time he did that Ender fix the problems. Then Ender was promoted to commander school. Later, Graff and Mazer both determined that bugs would always attack humans, but it was only a matter of time. So they attack frist, Graff tell Ender led the fight against bugs, Graff tell. This is a game. When they won the final victory, they were told that this is not a game.