The spring scenery in Luoyang city is good, and the talented people in Luoyang are old in a foreign country. Yu Luo was ordered to go down the mountain by his master, just to stay in Luoyang City for three years. Things in the world are like chess. What kind of changes will there be in these three years? It was like a spring dream when I arrived, but when I returned, I wonder if it was like the morning clouds, only in the ethereal space...