C288 The Dark Shadow in the Shadows

"We need to go back to the mall to check the surveillance footage. Look, when Jia Zhixu went into the bathroom, Who's inside? Let's see if there are any new discoveries. He took back all the surveillance cameras in the mall and carefully analyzed them. He searched bit by bit. Also, Meng, search all the surveillance cameras near the entrance of the mall. "Send the video to my email