MTL - I Have a Store In the World of American Comics - ~ One thousand four hundred and twenty-five

[Hiddenidentity, Femalelead, Loveaftermarriage]She originally planned to take her sister's place and marry a 60-year-old man, but accidentally married him, who was the richest man as he had also made a mistake. She thought they would soon divorce, but he chose to temporarily maintain the marriage.The public disliked her because of her ordinary background and believed that she was not worthy of him. However, her multiple identities were gradually exposed: academician at the National Research Institute, a brilliant doctor, the racing god, national representative of Go, and gold medalist in figure skating. And when the world found out that their marriage was only contracted for one year, she garnered numerous suitors. “Get out! We will never divorce! Never and ever!” he declared.

It’s a affair between a loyal dog servant and his master.

- Description from Novelupdates

I want an S-Rank skill too! I want it so badly, I could die for it!

What the heck? She, a famous doctor from the 23rd century, turned into a village peasant girl of a different world!