C198 surrogate

The voice was so familiar that I was frightened. I turned my head and saw the Mr. Zhao crouching behind me.

Then with a plop, someone jumped down from the wall. It was Xia Xin.

I looked at the open door and asked, a little puzzled, "Why did you climb over the wall when there was a door that wouldn't let you leave?"

The Mr. Zhao said, "There is a trap at the entrance