C308 Not Playing by the Book

"So what if it's yours?" Nana stared at Wu Tian a few times and said impatiently, "Don't not know what's good for you. It's only because I respect you that I use your cup."

"I just wanted to tell you that drinking from someone else's glass is neither hygienic nor polite." Wu Tian had a smile on his face and maintained a gentleman's demeanor.

"You are not worthy to teach me a lesson