Once he traveled through time and became the crown prince of Northern Liang, Qin Yu helped him wholeheartedly and managed Northern Liang in an orderly manner, even risking his life to save the King of Northern Liang. However, what he got in exchange was groundless accusations and partiality from the King of Northern Liang.
Seeing that he had fed the dog sincerely, Qin Yu was angry. The prince of Beiliang, I quit.
King of Northern Liang: "You can leave if you want. Go and marry the daughter of the criminal who confiscated the property!"
But what King Beiliang didn't expect was that Qin Yu not only readily agreed, he also took his young wife to do business, making gunpowder, smelting steel, and casting red cannons.
What, you want me to be the emperor? It's so tiring to run the government, I want to be the man behind the empress!