Yuni is a Chinese web-fiction author about whom limited public information is available. Two works can currently be confirmed, namely The Realm of Mighty Heaven and The Realm of Mighty Heaven 2. Judging from the existing titles, the author's writing centers on the time-travel and alternate-world genre, with works that carry a clear flavor of fantasy and adventure and unfold their narratives in constructed worlds, placing them within a fairly common mode of serialized writing in this category. Because basic details such as the author's real name, nationality, dates of birth and death, and English name have not been disclosed, little is known about the author's personal background or creative history, and the present introduction can only focus on the works themselves. The two titles belong to the same series, and the phrase "Realm of Mighty Heaven" suggests settings involving the exploration of otherworldly realms or the breaking through of boundaries, though the specific plots and stylistic details remain for readers to discover in the original texts. Overall, Yuni is an author who writes in the time-travel and alternate-world vein, has produced only a small number of works, and maintains a highly low profile regarding personal information; the author's literary profile awaits further materials and works to come into fuller view.