In the 1990s, the spring breeze of reform and opening up blew across the land of China, the economy developed rapidly, science and technology surged, and the seeds of the Internet were quietly planted in China. The fate of the protagonist Lin Yu, a young man from Jin County, Zheng City, Central Plains Province, suddenly turned when he was 8 years old. After his parents died, his uncle became his only support. In 1991, Lin Yu received an admission notice from Kyoto University of Science and Technology with excellent results, but fate dealt him a heavy blow again. His uncle died unexpectedly at the construction site. Fortunately, the honest and kind-hearted villagers lent a helping hand and raised the living expenses for his college education. With everyone's expectations in mind, Lin Yu stepped into the gate of Kyoto University of Science and Technology, and thus began a life journey full of fantasy and challenges. As the top university in the country, Kyoto University of Science and Technology is not only a palace of knowledge, but its mysterious library also hides unknown secrets of book spirits, waiting for Lin Yu to uncover them.