The Undercover Heir is Actually Tycoon's Secret Girlfriend - Chapter 78 Recognized

This is the story of a modern sailor who was accidentally reborn as a soldier of the Brazilian Expeditionary Force, and finally became the largest plutocratic family in Brazil by virtue of his foresight.

- Description from novelbuddy

The Card Creator is a very ordinary profession. Simply put, the incumbent seals various kinds of abilities, illusions, images and so on in blank cards for convenience of use.

I found myself inside the game I used to enjoy.But something feels off.

When he did not know her true identity, he treated her very badly, he disliked her too much, she was not elegant enough, she was in the way...Only later did he realize that the woman was his legal wife! He repented, tried to recover her feelings, but she was determined to divorce him.