Prince Caspian: Fight for the Throne (Chronicles of Narnia)

Just as the Pevensie children are readjusting to life in London, their duties as Kings and Queens of Narnia call them back to the magical land. They soon discover that all is not well---Narnia is at war! The country depends on them to restore peace and unity between the creatures of Narnia and the Telmarines---but first they must unite with Prince Caspian and help him claim his throne as the new King of Narnia.