During the reign of Emperor Yongchang of the Great Zhao Dynasty, Li Qian, the son of a general, was murdered by Prime Minister Zhao Song, and he surrendered to his relatives incognito. After ten years of bloodshed, he rose from an unknown soldier to a fourth-rank general. However, he was betrayed by Zhao Song and became a "surrendered general" of Xihu.
Everyone thought he had betrayed - marrying an enemy princess and training soldiers for the barbarians, but the blade was always pointed at Chang'an...