At the end of the Tang Dynasty, political corruption, eunuchs' monopoly power, feudal vassals and towns were separatist, and social unrest arose. Land annexation was serious, farmers lost their land, lived in poverty, social conflicts intensified, and peasant uprisings occurred one after another in various places. The northern frontier is facing invasion by foreign tribes, and the entire country is in turmoil.
When Liu Yiqian accidentally traveled here, he was facing the end of such a dynasty. For the sake of the red in his heart and for the lofty ideal, Liu Yiqian bravely joined the uprising army. From then on, I spent my whole life fighting for the ideal in my heart.