Mr. Yu was born into a very wealthy family. Although he grew up and found that his family was not as satisfactory as he imagined, he still lived a happy life. He has a lot of friends, and he has enough brains to study and make money. Who knew that things would be unpredictable, and he was betrayed by his best friend, leaving him with almost nothing. After coming back from the mountain, he must avenge himself and he got his revenge as he wished, but found that they were just helpless people. It didn't matter who was right or wrong in this life. Traveling through the Great Jing Dynasty, how should I write about my new life, Yu Qilin?