Three Sins Against Heaven - Chapter 11 – Wait for the right time to act

“O, Hero!” With that cliched line, Kazuya Souma found himself summoned to another world and his adventure–-did not begin. After he presents his plan to strengthen the country economically and militarily, the king cedes the throne to him and Souma finds himself saddled with ruling the nation! What’s more, he’s betrothed to the king’s daughter now…?! In order to get the country back on its feet, Souma calls the wise, the talented, and the gifted to his side. Five people gather before the newly crowned Souma. Just what are the many talents and abilities they possess…?! What path will his outlook as a realist take Souma and the people of his country down? A revolutionary transferred-to-another-world administrative fantasy series starts here!

This novel is also known as Master Fu's Mysterious Darling Wife

She is the The Young Miss of Military family Shen, her face is peerless, her temperament is cold, and she is her family’s treasure, but isn’t accepted as one’s child by her mother;

He is The Sole Heir to the top giant Fu Family, his power is unparalleled, indifferent high-born, the captain of the mysterious military force, and the youngest commander-in-chief.

Because of her grandmother’s wishes, she married him at lightning speed. She thought that it was a marriage that she needed, but she didn’t expect to be greeted with his extreme pampering.

- Description from Novelupdates

On one fateful day, Jareth Blaze died an extremely horrible death.But fate has some other plans for him; he got transmigrated into the body of a weak third-rate villain in a role-playing game.He thought it would be difficult to survive as a villain with this weak and arrogant body, but for some reason everyone misunderstood him.They thought of him as a strong person and feared him.'What are you looking at me with fear for!? aren't you the protagonist of this world!?'(No harem here!)[WSA entry 2024](Shares the same world with my other novel, Reborn as an extra)