Lodging scholar and Dongting little dragon girl come from
biography of Liu yi. Liu Yi, a scholar who came from the first place, passed by Jinghe River in Shaanxi Province and met a female shepherd in Dongting. This is a beautiful and touching fairy love story circulating in Jingshui, which comes from Liu Yi's Biography. Biography of Liu Yi, a novel written by tang legends and written by Li Chaowei, is included in 419 volumes of Taiping Guangji, only titled Liu Yi, without the word "biography", and Lu Xun's Legends of Tang and Song Dynasties was added to the school.