Sia hung up the phone and Megan hurriedly asked, "What happened to Andy?" "He suddenly called me and said he was expelled from school." "Why?" Megan was shocked. Although she had never met Sia's brother Andy, she heard Sia say that he was in a high school in another city and his grades were good. It was very hopeful for him to study at a good university. Why was he suddenly expelled from school? "Megan, I have to go find Andy and find out what happened." "Then I'll go with you," Megan said. "Okay." The two of them hurried to the train station. They found Andy at an Internet cafe by the school. He was playing a game very seriously as if his mood had not been affected by the expulsion at all. Sia went over and pulled Andy up. "Hey, what's wrong with you?" Andy just played halfway thr

