Princess Xueli of the Wei Kingdom was destroyed and her family was destroyed, and she became a slave and concubine of the Yan Kingdom. She has the ambition to restore the country, and with her insight into the situation of various countries, she secretly contacts old ministers, uses the Qilu dispute to provoke civil strife in Yan, and helps her brother regain the country. However, when she succeeded, she gave up her career and chose to retire to her countryside, leaving behind a legend.