At least by telling the entire story, it lets you know what is being discussed, and the filming technique is a mosaic-style flashback; usually this method can make the viewing experience very chaotic, and if one is not careful, it may ruin the movie.
It could make the audience completely confused, but "Hero" was actually made very successfully.
Annan couldn't grasp Yuran's professional point and just said sadly, "I'm really too upset, Huai An was just born in the wrong country. If he had been born in the enemy country, how could he possibly have died? The emperor of the other side admired him so much."