The Little Taoist in Castle Peak is a novel with Luo Chen as the protagonist, which tells the growth process from ordinary students to Taoist descendants. This novel involves Taoist culture, astronomy, Feng Shui, Taoism, physiognomy, palm reading, humanities, society, science and many other knowledge and experiences. Yan Xinyu is the author of this novel. Through the description of the protagonist and the arrangement of the plot, this knowledge and experience are skillfully integrated into the novel, so that readers can not only enjoy the plot brought by the novel, but also learn some interesting knowledge.