Solved Du Xinghai. I planned to go upstairs to see who the man was tied up. Then Du Xinghai's cell phone rang. I picked it up and glanced at it. It was Zhang Kaicheng who called. I hung up the phone and went upstairs.

The phone rang and the gunfire downstairs didn't stop. Xu Li and I went to the seventh floor and took off the mask of the tied guy.

"Huang Zian?"

I was apparently stunned to see him, and then I looked at the phone showing an open number. I seemed to understand some of the causes and consequences.

"Whoop..."

Huang Zian was surprised to see me, but...