Why did you win so badly after playing chess with Chu?

After Xu Fang and Chu Ying played chess, they screwed up the game in order not to let the enemy see their feelings. According to relevant information, playing chess can make people feel happy, and at the same time, it can also reflect a person's mood and a person's next plan for a thing. Chess lovers like to express their feelings by playing chess, and messing up the chessboard can prevent others from seeing their mental state at this time.