Ender's Game is a science fiction novel by Orson Scott Card. Set in a future where humanity is at war with an alien species, the story follows a young boy named Ender Wiggin who is recruited into a military training program to become a commander. The book explores themes of leadership, morality, and the consequences of war. Card's writing combines action-packed sequences with introspective moments, creating a compelling narrative that raises questions about the nature of power and the ethics of warfare.