Edmund talks cruely to Lucy when she first finds the entrance to Narnia through a wardrobe , and is the second of the Pevensie children to go to Narnia , after following Lucy so he could tease her . Edmund makes cruel and hurtful comments to Lucy when she first finds the entrance to Narnia through the wardrobe , and is the second of the Pevensie children to go to Narnia , after following Lucy to tease her .