Xu Xian is a fictional character from the classic Chinese tale "The Legend of the White Snake." He is portrayed as a kind-hearted and naive young man who falls in love with Bai Suzhen, a beautiful woman who is actually a white snake spirit in human form. Their love story explores themes of love, loyalty, and the conflict between human and supernatural worlds. In the narrative, Xu Xian's life takes a dramatic turn when he learns about Bai Suzhen's true identity. Despite the challenges they face, including opposition from Fa Hai, a monk who seeks to separate them, Xu Xian's love for Bai Suzhen remains steadfast, highlighting the enduring power of love against societal norms.