The Best Female Counselor

She disguised herself as a man and became the prince's retainer. He, the current prince, was denied by all the ministers. She worked hard for him, all for the sake of seizing power. He was absolutely infatuated with her and would rather give up everything. "Sir, if I give up the throne, can you..." "Your Highness, the Taifu seems to have been making some moves recently." "Can you be with me..." "He won't form an alliance with the young prince." "Together..." "Don't worry, Your Highness, Cui Yu will definitely help His Highness ascend to a high position!"