The Marquis of Zhen'an held a large number of troops, and the eldest son Jiang Yan fought on the battlefield for his father, making him famous in other countries with outstanding military exploits. However, on the way back to Beijing to receive the reward, he encountered bandits and was injured by a horse. His life and death were uncertain. To celebrate the occasion, the queen married the three princesses who had grown up in the imperial mausoleum to the prince of Zhen'an, Jiang Yan. From then on, I was lying among the brocades, and I was a ghost in Jiang Yan.
