The main conflict of the story involves Digory and uncle Andrew who are both opposite in nature.
Explanation:
The main character of The Magician's Nephew by C. S. Lewis is a young boy whose name is Digory. He has high interest in adventure and can also disobey the rules for reaching where he wants to get.
Other main character of the story is uncle Andrew who is very selfish and the only thing he cares about in the world is himself and can do harm to anyone to achieve his own goals.