Sang Yu was ordinary. His only advantage was that he studied and could not curse. Until he met Lin Yan, his three views were subverted: "Sang Yu, I will take you to play games." Sang Yu didn't scold people like this. Sang Yu: "Do you want to be my apprentice?" Master Sang Yu will help you improve your score. "Sang Yu... I have a headache.
Purpose: love originality