Eragon

But when the stone brings a dragon hatchling, Eragon soon realizes he has stumbled upon a legacy nearly as old as the Empire itself. Overnight his simple life is shattered, and, gifted with only an ancient sword, a loyal dragon, and sage advice from an old storyteller, Eragon is soon swept into a dangerous tapestry of magic, glory, and power. Now his choices could save—or destroy—the Empire.