Let me recommend some fictional historical novels to you, similar to "Servant" and poems. I hope you like them: 1. [Uncrowned King: Bring the magical core to an ancient world similar to the early Ming Dynasty. Learn strange techniques, open a medical center, and develop technology. Become an uncrowned king.] 2. " Bringing the System as an Advisor ": Acknowledge the Emperor's father as an advisor and assist in the government, but dare to set conditions for the Emperor. 3. " The Great Wei Empire's Reigning the World ": A general's soul transmigrated to a different world similar to the Spring and Autumn Period in ancient China, fighting for the crown prince's flat land. I hope these recommendations can meet your needs. If you have any other needs, feel free to tell me! The above is my personal recommendation. I sincerely hope that you will like it.