During the World War II bombings of London, four English siblings are sent to live at a country house where they will be safe. One day, Lucy finds a wardrobe that transports her to a magical world called Narnia. After coming back, she soon returns to Narnia with her brothers, Peter and Edmund, and their sister, Susan. There, they join the magical talking lion, Aslan, in the fight against the evil White Witch, Jadis.