He was the younger brother of the imperial concubine Wei of the Wei Dynasty, and was a first-class duke appointed by the emperor for his military merits. He always hides his deep feelings in invisible corners, afraid that she will know, and even more afraid that she will not know. In order to repay her benefactor's promise, she disguised herself as a man and fought on the battlefield for decades, and her military exploits became famous far and wide. But what should come will always come, and what should go will always go.