Zhu Yu, the silly son who dressed up as Zhu Yuanzhang and Empress Ma, squatted in the Yingtian Mansion at the age of eight and never left the house for five years. He relied on the system to collect express delivery every day, and today he set up a charcoal barbecue. Butler Chen muttered that the thirteenth prince was ill again. Outside the courtyard gate, Zhu Yuanzhang stared at the smell of barbecue and sighed: Can this child get better? Little did he know that his son was thinking about using a blast furnace to make steel and fry the birds!