Ender's Game is a science fiction novel by Orson Scott Card. Set in a future where humanity is at war with an alien race, the story follows Ender Wiggin, a young boy who is recruited into a military training program to prepare for the next alien invasion. Ender's Game is a thrilling and thought-provoking exploration of war, leadership, and the moral complexities of conflict. It has become a beloved classic in the science fiction genre.