Avatar: The Complete Book 2 includes 20 action packed episodes from Book 2: Earth, plus an exclusive never-before-seen bonus disc! This 5 disc set centers around Avatar Aang and his continuous quest to master the four elements. Together with Katara, Sokka, Momo and Appa, he journeys across the Earth Kingdom in search of an Earthbending mentor while staying one step ahead of Prince Zuko and fighting off the treacherous, Princess Azula, of the Fire Nation, who will stop at nothing to defeat the Avatar!