The "Inheritance Cycle" is a series of four fantasy novels written by Christopher Paolini. It follows the journey of a young farm boy named Eragon who discovers a mysterious blue stone that hatches into a dragon named Saphira. Together, they become part of a larger conflict against the evil king, Galbatorix, and his forces. The series includes the books Eragon, Eldest, Brisingr, and Inheritance. It explores themes of friendship, loyalty, and the struggle between good and evil. The story is set in the fictional land of Alagaësia, filled with various races, including elves, dwarves, and humans.