The Prince of Qi's Mansion held a flower-viewing banquet to select his concubine for Qi Chengyou, the crown prince of Qi. However, Su Yuanqin, his biological son and concubine whom he had chosen since childhood, was hunted down by her aunt and her aunt was killed on the eve of the flower-viewing banquet. Su Yuanqin was rescued by the ghost doctor Gu Manhua and studied medicine with her. Qi Chengyou was granted a marriage by the emperor after the flower-viewing banquet. Naturally, her identity became Qi Chengyou's concubine, while Qi Chengyou also had another identity, that is, Yin Ning, the general who fought on the battlefield. Yin Ning and Su Yuanqin met in the army. The two gradually got to know each other and fell in love with each other. When they returned to the capital, they tore apart their aunt and sister. Let's see how they turn their hands to make clouds and rain, and become the world's royal businessmen.
