Once an insignificant small kingdom in the western part of China during the Zhou Dynasty (1045 - 221 BC), Qin emerged as a main power during the Spring and Autumn (Chunqiu) period (770 - 476 BC) and the and the Warring States (Zhanguo) period (475–221 BC) of the Eastern Zhou Dynasty. The book records the journey of the Qin Kingdom, after defeating rival kingdoms, in garnering the unification of China and establish the Qin Dynasty (221 – 206 BC). In vivid and logic language, the author brings historical figures to life, making the book an entertaining and informative history book for adult readers.