Pei Wangxie is mentioned as a student whose writing Pei Changfeng checks. He is likely a young student being taught by Pei Changfeng. The text mentions that Pei Changfeng was bent over checking Pei Wangxie's writing when Su Wanwan peeked at him through the window. He is described as having sunlight fall on Pei Changfeng's cheek as he checks the writing, making him look breathtakingly handsome.