Based on historical materials, the book tells in detail the historical story of the Tang Dynasty during the three hundred years from 618 to 907, and provides a panoramic view of the fate of the twenty-one emperors of the Tang Dynasty, other princes, dignitaries, and minor figures.
It not only covers grand themes such as politics, war, and the emperor's mind, but also deeply explores the political and economic systems, human ethics, and other aspects of the time, presenting a three-dimensional and rich society of the Tang Dynasty.