In the tenth year of Zhenguan, a seemingly ordinary official was murdered in Chang'an City. The mysterious calligraphy fragments left at the scene revealed a lost secret of early Tang calligraphy. Wei Zheng, an upright admonishing doctor, was under Li Shimin's secret order to investigate, and he joined hands with Xiao Ran, a young talent who had suffered family grievances and had a unique calligraphy talent, to go deeper. They discovered that this was not just a murder, but the calligraphy pen and ink contained shocking codes that pointed to Turkic infiltration and even affected the remaining forces of the Xuanwu Gate Incident. In the process of pursuing the truth, Xiao Ran constantly uncovered the connection between his family and this dark history, and had to make a difficult choice between being loyal to the Tang Dynasty and redressing the injustice of his family. As the secrets of calligraphy are revealed one after another, a huge conspiracy aimed at subverting the prosperous age of Zhenguan comes to light. In the end, Wei Zheng's ingenuity and Xiao Ran's pen and ink will set off huge waves in the court and the world.
The plots are endless and fascinating