Modern young man Su Muyu accidentally traveled through time and became the unpopular third prince of the Chu Dynasty. He wanted to live a stable life, but he was involved in a fierce battle for the throne. The eldest prince has many gang members and is ambitious; the second prince has hidden agendas and colludes with the forces of the world. Su Muyu cleverly used modern wisdom to expose the corruption of the eldest prince's gang members, and proposed agricultural reform strategies, winning the hearts and minds of the people, but also attracted more jealousy and even assassination. Fortunately, the heroine Liu Ruoli came to his rescue and followed him wholeheartedly, providing him with key help. When the situation became increasingly critical, the two royal brothers turned traitor and collaborated with the enemy. Su Muyu struggled to break through the whirlpool of intrigues, put down the rebellion, and ascended to the throne. However, after taking the throne and implementing the New Deal, she faced covert resistance from the old aristocracy. Liu Ruoli also found herself in a dilemma due to conflicts between the world and the court. See how Su Muyu balances the country and the beauty in this complicated situation, and creates a legend of his own.