The heroine traveled from the end of the world to ancient times and became the wife of a border general who had his house confiscated and exiled. On the way, he used his own force to help the hero escape back to the border and regain military power.
Bringing known farming technology to the people at the border has solved the dilemma of lack of vegetables and food at the border. As an exiled general, the male protagonist regained military power, actively deployed, decisively dispatched troops, overthrew the imperial court, and ascended the throne to proclaim himself emperor.
During the relationship, he was attracted by the heroine's intelligence and courage. After his confession was rejected, he became more and more frustrated and courageous. Finally, he impressed the heroine with his practical actions, and they became a couple for the rest of their lives!
He! The female protagonist looks bold but feels insecure on the inside. The male protagonist looks calm and restrained, but actually has a scheming and sinister boyfriend who is extremely powerful.