I Want to Lie Down When I Get Rich

Others traveled through time and I traveled through time, and in my dreams I traveled to a dynasty that did not exist in history. Even the names were exactly the same, but what happened to this short figure? Okay, let's take a look at how modern cows and horses lived prosperously in ancient times. I set up a stall and made money, but what happened to him? Why are you clinging to me? Why are they afraid of him? What is his identity?