A clay tablet, some experts on historical documents, and a girl who just wanted to watch the fun were secretly summoned by an organization called the World History Society. Everyone came together to know what was recorded on the clay tablet; by mistake, the girl was kidnapped by the mysterious visitor in the clay tablet and returned to the birthplace of ancient civilization. In order to find the "kidnapper", she developed wonderful bonds with all kinds of people: the king of Babylon, the prince of Egypt, the mysterious priest, the extremely wealthy slave trader, etc...
(I really don't dare to compliment the article introduction I wrote, so let's leave it at that!)
It's really not a good idea to use "Love in BC" as a title, but all I can think of is Love in Babylon, so I'll leave it at that for now! I'll change it if there's something better, and that's it!