C105 Tracking
Because Xia Yixin knew Xia's mother didn't have much time left. Therefore, he would visit Xia's mother every day of the week. However, this matter was known by Moo Yuze.
Moo Yuze had always wanted to see Xia Yixin. He was bitter that he did not have the chance. In addition, Xia Yixin did not want to see him. Therefore, Moo Yuze had always been following her