C52 Liu Feng's Good Intentions

What could have driven the other party to want Xu Renli dead? What kind of irreconcilable hatred existed between them?

Mr. Liu soon took his leave.

"Miss Shu Yishan, you're an intelligent woman. I trust you won't make any rash decisions. Otherwise... it would be such a shame if your adorable brother, a budding martial arts prodigy, were to meet an untimely end