Song Yu knew that his ancestors usurped the throne and Song Yu knew about it; that his father's emperor was a scoundrel and that Song Yu knew about it; the real princess had been a fake prince for more than ten years and recently became the crown prince, which Song Yu never expected. In this case, he can only roll up his sleeves and work hard to make his family bigger and stronger. This is Song Yu's simple and simple wish. This is the story of a prince trying to build a harmonious society in ancient times. The background is similar to the Wei, Jin, Southern and Northern Dynasties, please do not conduct research.
Purpose: To build a harmonious society