Peter, Susan, Edmund, and Lucy are back and start out in England at the beginning of the school year. They are talking about how they don't want to go to school when they feel like they are being pulled. Suddenly, they are back in Narnia. They find the old Cair Paravel.
Peter, Susan, Edmund, and Lucy needed to save Prince Caspian who is in exile.
The children from the old Narnia rescue a dwarf Who tells them that the king is in exile The children agreed to help Prince Caspian overthrow the government in a civil war.
Peter challenges Miraz to combat and the army stabs Miraz.
Aslan gives the children a choice to return to Earth and they do but they soon realize that Peter, and Susan are too old to return to Narnia again.
The Narnians win the war and Prince Caspian returns to his throne.