After transmigrating into Zhu Su, the laziest prince of the Ming Dynasty, I planned to keep a low profile, stay alive, and coast through life. Who knew the old Zhu would suddenly order me to govern the country, while Crown Prince Zhu Biao sent an urgent “survival manual” over in the middle of the night? I turned around and brought out the modern arms factory gifted to me by the System, with a million troops massed at the border. The entire court was stunned and asked what I intended to do. I looked completely innocent. “Father, can I retire now?” When I looked up, I saw Zhu Yuanzhang’s eyes gleaming. “Fifth son, I believe you’re the only one fit to take the throne...”