Ender's Game is a science fiction novel written by Orson Scott Card. Set in Earth's future, the story follows Ender Wiggin, a young boy who is recruited by the International Fleet to train as a military commander to fight against an alien species known as the Formics. As Ender undergoes rigorous training and participates in simulated space battles, he becomes a strategic genius. The book explores themes of war, leadership, and the moral implications of violence. With its compelling characters and thrilling plot, Ender's Game is a must-read for any science fiction fan.