The book you mentioned is Eternal in One Thought.
I don't know anything about a novel where the female lead is called Mu Xinqing and the male lead is called Du Xizhi. Can you provide more background or context information so that I can better answer your question?
Wang Xizhi (303 - 361) was a calligrapher, painter, and writer in the Eastern Jin Dynasty. He was known as the "genius" and "calligraphy saint" in the history of Chinese calligraphy. Wang Xizhi's representative work was the Preface to Lanting Collection, which was a classic work that combined Wang Xizhi's thoughts and artistic talent. This preface depicted the scene of Wang Xizhi and his friend Lanting meeting, expressing the author's homesickness and understanding of life. It was hailed as a classic in the history of Chinese calligraphy and one of the important heritages of Chinese culture. Wang Xizhi was known as the "Sage of Calligraphy" because of his outstanding artistic achievements and noble personality charm. He was one of the most representative figures in the history of Chinese calligraphy.
I don't know what the male caller is referring to in Xi Wen's novel. My knowledge ends in 2021, and I may not have the latest stories. If you can provide more information, I will try my best to answer your questions.
Wang Xizhi's representative work was the Preface to the Orchid Pavilion, also known as the Preface to the Collection of Orchid Pavilions. This essay was a preface written by Wang Xizhi during the Eastern Jin Dynasty. It described Wang Xizhi's reunion with his friend Lanting and his thoughts on life and art. This article was called "The World's First Running Script" and became a classic in the history of Chinese calligraphy.
Wang Xizhi's representative work was the Preface to Lanting Collection, also known as Lanting Banquet Collection or Lanting Narrations. It was a preface to a calligraphy festival held by Wang Xizhi in his hometown, Lanting, during the Eastern Jin Dynasty. It depicted the lively scene of the participants drinking wine, composing poems and admiring the mountains and rivers. It was a classic work in the history of Chinese calligraphy.
The following is the answer to the novel's title, the protagonist's name is Xi Liuyue: Xi Liuyue was the father of one of the characters in " Battle Through the Heavens ", the main character Xiao Yan. Xi Liuyue used to be a powerful alchemist, but she was betrayed in a deal with a demon from another world, causing her soul to be corroded and eventually became a slave of the demon. In the later stages of the novel, Xiao Yan successfully rescued Xi Liuyue and helped her recover her soul through continuous efforts.
You didn't provide any information about 'Xiliuyue's' novel, so I can't provide you with the relevant novel title. If you can provide more information such as the genre, theme, author, etc., I will try my best to provide you with a more accurate answer.