o ask people to come here to school...Someone is dead.As Yu-Yan was about to get some sleep after quitting the news software, her phone vibrated again.This time, it was Grandpa Si who called."My dear...nd in order to make myself look better, I went into debt online. As a result, you ruined my face!"At such a young age, you have such a wicked mind. I'll ask you one question: why sell us faulty produc...