Brisingr: Book Three (The Inheritance cycle)

The spectacular third novel in the phenomenally successful INHERITANCE Cycle. Following the colossal battle against the Empire's warriors, Eragon and Saphira narrowly escaped with their lives. But more awaits the Rider and his dragon, as Eragon finds himself bound by promises he may not be able to keep, including his oath to cousin Roran to help rescue his beloved Katrina. When unrest claims the rebels and danger strikes, Eragon must make choices that take him across the Empire and beyond, choices that may lead to unimagined sacrifice.