Yu Chao (1) is a physical book version disguised as scum, which covers all kinds of things that happened when two schoolmasters disguised as human scum for some reason. Although there are some descriptions of emotions and conflicts, on the whole, they do not contain unhealthy content.
2. In fact, Yu Chao is a very positive and enlightening book, which mainly tells how the two protagonists maintain a positive and optimistic attitude in the face of various difficulties and challenges, and solve problems and achieve their goals through their own efforts and wisdom.