Fu Nan was originally a concubine of the Prime Minister's Mansion, but she had a stunning appearance. She originally wanted to obey the old lady and become a pawn of the Prime Minister's Mansion like all concubines, until she met him, Feng Yang, the eldest son of the Feng Mansion, the first aristocratic family in the emperor's family. Fu Nan seemed to be able to see through the sorrow and pain of this aloof man. With the turmoil in the court rising, intrigues with the back house, and the eyes of neighboring countries, where will the love of this pair go, and will they be able to stay together until old age?