An orphan from the dark background of the Five Dynasties and Ten Kingdoms, warlords fighting, and the king's flag changing on the city wall; a young man who followed Chai Rong and rose to prominence in battle, and became the most capable fighter in the later Zhou Dynasty; a well-planned but "forced" mutiny, an emperor who wiped out the Southern Tang, Hou Shu, and Southern Han, unified the Central Plains, and ended the chaos of the Five Dynasties; look at the rights and wrongs of the Song Dynasty created by the most humane emperor in history.