The Chronicles of Narnia the Lion the Witch and the Wardrobe by C.S. Lewis
General
1. In the beginning the children are forced to go to a professors house because of the war and while their they discover a wardrobe and it has magical powers. When they arrive in the new world they discover that it is Narnia and that they are all kings and queens of Narnia. They also learn that they must help destroy the White Witch with the help of Aslan who is a king of Narnia as well. As the story comes to a close there is an epic battle between the two sides and the Narnian's win the battle. Many years have passed and the kings and queens come to a lap post that looks familiar to them. When they go to get a closer look they discover that it puts them back through the wardrobe and they are little kids once again.