The two of them are the heirs of the two famous rivals, two gold medal killers, and mortal enemies. Because of a bet, they traveled through time. In ancient times, they had to work together to find a way back to modern times. Unexpectedly, an accident caused the two to have a relationship... PS; I am incompetent as a copywriter, so let's take a look and decide whether you like it or not. Also, this is my first time writing an article, so if there are any deficiencies, feel free to point them out and I will work hard to correct them.