C56 Fire Prevention Burglary Prevention and Amity

"Director Su, thank you for what happened last time."

An Ran thanked Su Nancheng in a neither humble nor arrogant manner. The latter nodded with a distant attitude and didn't say anything more.

Luo Xiaotian looked at them curiously and asked with a smile, "Ning, what happened last time?"

An Ran was a little bothered by Su Nancheng's cold attitude. After all, they had chatted a lot that night