The reason Nan Yucheng spied on him was probably because of Xia Xingcheng. And Yun Chen knew Liang Fengyue, Xia Xingcheng's arch enemy, who was with Nan Yucheng at the moment. They were colluding. It seemed that there was going to be a good show. In the past, as long as something was related to Xia Xingcheng or someone wanted to hurt Xia Xingcheng,