ad teacher strode in.He glanced at Li Tingting, whose face was pale, then looked at Xu Yixue, and immediately furrowed his brows.Li Tingting, if you are here to attend class, please go back to your se...ber.She also hung up.She thought for a moment and said, "If it's really someone from Shengyu who is an insider, they must have been there for so long that they wouldn't leave any evidence. You probabl...