Zheng Haodong sent Xiaoxiao to the driving school. He wanted to stay with her, but Xiaoxiao insisted on letting him go back. He said that he couldn't rest assured of his exam here. Zheng Haodong listened to her and had to drive back to his hotel. Because the exam place is a little far from the city, Zheng Haodong returned to the hotel at more than ten o'clock in the morning. He parked his car in front of the hotel and went back to his office. When he opened the door and went in, he found his mother sitting on the sofa angrily waiting for him. He immediately walked over....