Special Notice: The story in this novel is entirely fictional. All the people and events take place in another world, one parallel to Earth, and have no connection to Earth. Please don't make forced comparisons. Thank you!
He is a college student from the twenty-first century. Just after transmigrating to an unknown ancient world, he encounters a breathtakingly beautiful little fairy who steals hearts. After working hard, he succeeds in marrying her, only to become entangled in a vast conspiracy and face extreme danger. After enduring countless hardships and fleeing south to his hometown, he draws on the memories of his previous life to recall how modern products such as cannons, grenades, hot-air balloons, steam turbines, and glass are made. Using these inventions, he defeats powerful enemies and ultimately ascends to the throne. Later, to defend his country, benefit the people, and avenge past wrongs, he creates a modern financial system and employs every means at his disposal to protect the nation and defeat its enemies. He also vanquishes the Chosen Nation, unifies the entire continent, and turns his country into the most powerful nation of its age.