She was a famous surgeon of the modern age, and once transmigrated, she became a mad woman imprisoned in an iron cage. In her previous life, she had risked her life to save the peerless Southern Hill's King. When the bridge of flowers was carried into the palace, her older sister had used a sword to wound her and replaced her. In this life, the Southern Hill's Royal Concubine only wanted to relieve Princess Rou of her boredom, as she was stuffed into the bridal bridge and became the substitute for her second sister.