Fei Yuan is an author about whom little public information is currently available; neither nationality, dates of birth and death, nor an English name can be confirmed. The library holds one work by this author, Cun Cao Xin, which is commonly classified as a social novel. From this single clue, Fei Yuan's writing appears to focus on social reality, attending to the circumstances and feelings of ordinary people. The title, drawn from a traditional line of poetry about children's gratitude for parental love, also suggests that the work may center on family ethics, affection, and the hardships of life. Because biographical details, a chronology of works, and further titles are lacking, it is difficult to judge the overall character of the author's style or literary influence. Readers seeking to learn more about Fei Yuan can only turn to the text of Cun Cao Xin itself, to examine its narrative perspective and characterization, and hope that more public information will emerge in the future to fill in the author's basic details.