C76 Back to the xiao family

The piece of paper in Xiao Hongdie's hand, while threatening me, was also reminding me that there was a pair of eyes behind me.

How did that piece of paper come about? Someone must have gone through the trash can before the cleaners started, and that person was not Xiao Hongdie's. If Xiao Hongdie had noticed me so early, she wouldn't have helplessly watched me and Zhou Ting disrupt her plans