The orphan Liu Duoduo entered the palace at an early age and was accused of being married to Song Jincheng, the prince of An Dinghou. She married the prince Li Hong and the prime minister's daughter Lin Wan'er on the same day, but she was treated coldly and humiliated. Shortly after her marriage, Liu Duoduo's parents were accused of treason, and she was treated as a sinner and put under house arrest. In a desperate situation, she accidentally discovered the secret of Song Jincheng's secret meeting with the mysterious man, and later discovered the truth about her parents' false treason. They conspired with Marquis Anding to overthrow the foolish prince. Liu Duoduo was detained by Prince Li Hong and used tricks to disrupt the situation. In the end, Marquis Anding rose up to seize power, and Liu Duoduo was seriously injured trying to save Song Jincheng. The new dynasty was established and his parents were avenged. Song Jincheng felt extremely guilty after knowing everything.