"Eragon" is a fantasy novel written by Christopher Paolini, published in 2002. It follows the journey of a young farm boy named Eragon who discovers a mysterious blue stone that hatches into a dragon, Saphira. This event sets him on a path to become a Dragon Rider, a role that comes with great responsibility and danger. As Eragon learns to harness his powers, he faces challenges from the evil king, Galbatorix, who seeks to control all of Alagaësia. With the help of allies like Brom and Murtagh, Eragon embarks on a quest to defeat Galbatorix and restore peace to his homeland.