"Dengyueyuan" is also known as "Dengyueyuan Adventure Novel", which is an ancient vernacular chapter novel written by Xu Zhen of the Qing Dynasty. There are 12 chapters in the existing Xiaohuaxuan edition, which are unordered, postscripts, and images. It is hidden in Shanghai Library. As a gorgeous book, "Dengyueyuan" describes the romantic encounter of Chu Yu, a scholar of Huangzhou Prefecture in Huguang at the end of the Ming Dynasty. Although the author of the book also implies that the original purpose of the book is to punish lustful and coquettish people, the plot in the book focuses on the joy and lewdness of men and women. Some paragraphs describe the sexual intercourse process in detail, objectively giving readers a strong sensory stimulation, but cannot have the so-called punishment function. The adventures of Chu Yu and several women in the whole book are all on the night of the Lantern Festival, so the title of the book is Spring Lantern, Lantern Festival, Lantern Festival