At the end of the Warring States Period, a young man broke his sword and buried his bones. Qin Fa was like a prison, and he remained anonymous for twenty years. When Chu and Han were fighting for hegemony, he watched with a cold eye as they maneuvered and plotted without meaning. During the prosperous period of the early Han Dynasty, he retired to Zhongnan Mountain with his white head. Until I met Yang Xiong and "Tai Xuan Jing", I finally got the answer to my life's questions: the dangerous and troubled times will eventually come to an end, and the peace of mind means peace.