chapter 36 Quota for regularization

Michael Guo grabbed the phone and asked, "How did things go?"
"Dean Guo, according to your instructions, I have copied the video and will send it to your email immediately."
"Good!"
Michael Guo checked his mailbox immediately, and a piece of surveillance video popped up.
The video was only a few minutes long. After watching it, Michael Guo fell into deep thought.
Then, the video was played again.
Sarah Zhang took two steps forward and took a sneak...