In 1735, Yongzheng died and Qianlong ascended the throne. Surrounding the national granary, there were a series of shocking cases such as "fire dragon burning the granary", "ghost soldiers borrowing grain", and "cows crying in the field", which made the 25-year-old Qianlong (played by Nie Yuan) realize that the survival of the Qing Dynasty depended on "national grain". At this time, the power struggle in the court was still fierce. Mi Rucheng (played by Du Yulu), the warehouse minister, had a smooth career, but his son Mi He (played by Wang Yanan) decided to walk alone after studying hard, read through the sufferings of the people, and determined to be an upright official to save the people from fire and water. By chance, Mi He was appreciated by Liu Tongxun (played by Wang Qingxiang), the Minister of Punishment, and became friends with Lu Chao (played by Du Zhiguo), the governor of Zhejiang Province, leaving many epic stories to consolidate the granary of the Qing Dynasty. As Mi He's ambition is being put into practice step by step, the beautiful women Liu Hanyue (played by Wang Haiyan), Lu Chaner (played by Yi Chunde), and Xiao Shuzi (played by Li Qian) who had feelings for him have left him one after another...