Gu Yanshu has seen the fireworks in the world, so he has great ambitions. It doesn't matter if he is a female prostitute, he still fights on the battlefield and serves the country.
Song Yubai was not a good person, and he could not hold such a big world in his heart, but if she were here, he would keep the world peaceful and the people healthy for her.
Purpose: Patriotism and love for the people