"How were we exposed?" Yang Xiao asked the crucial question. He had been pondering which step had gone wrong all this time.
The same doubt troubled Professor Cui. This secret mission was overseen by the Provincial Office. Lower offices were unaware, it wasn't even reported to the General Bureau, and only a handful of people within the Provincial Office knew about it. There seemed no reason for it to be exposed.
Yang Xiao only learned about the specific details of the mission upon reaching the border, and it seemed the confidentiality measures were thorough.
"Deng deng deng..."
There were hurried footsteps outside the door. The next second, the door was pushed open. Commander Nalin, who had returned, held a piece of paper and, after dismissing a few attendants outside, sat down and conveyed an important message to them.