C66 Why are you so stingy

Why are you so stingy?

Therefore, Zheng Haotian thought so himself. Even if he had to show this book to the rest of his classmates. I don't understand it either, okay? Since he could not understand, he might as well not harm the other party. It was enough for him to just look at it.

"Why are you so stingy?" Wu Yao said as he looked at the stingy Zheng Haotian. On this world