Yucui was terrified at the thought of the other party calling for backup."But she slapped you, so I fought back! Why should I still let her hit me If we're going to keep score like that, shouldn't she...r and shoved it into Yang Chen's hand.What is thisYang Chen asked in confusion.Xia He suddenly looked at Yang Chen with a serious face: “This is the IOU I wrote. Because my mother's condition requires...