Characterization of the children.
Peter: being the oldest, feels inherently accountable for his siblings. He is brave and has a moral obligation to defend his siblings.
Susan: The family's sweetest member and second-oldest, Susan is kind, lovely, sensible, and level-headed.
Edmund: The third-oldest. He becomes a traitor to the white witch, betraying his siblings as a result of his greed. He is spiteful and needs to prove himself as right in front of his siblings.
Lucy: The story's main protagonist, Lucy, is the youngest and the first to enter Narnia. She is a daring, upbeat, and devoted friend who embodies curiosity and innocence.