in an instant, she took several steps back!"Chi Yu, stop it!"she let out a scream and stopped the man who was coming at her far away.that's right, the man who was killed suddenly is Chi Yu!he is also... this time, the teacher also woke up. She glanced at Lu Gu, who was arranged to sit in front of her, and asked with a little doubt.Yes, Lu Guan, a student, is almost always a loner since he came to th...