Ender's Game is a science fiction novel written by Orson Scott Card. Set in a future where humanity is at war with an alien species, the book follows the story of Ender Wiggin, a young boy who is recruited into a military training program to become a commander. Ender's Game explores themes of war, leadership, and the moral complexities of conflict. It is known for its complex characters and thought-provoking narrative, and has won numerous awards, including the Hugo and Nebula Awards.