I learned how to slay gods in a mental hospital. Chapter 1528: 609

Under Lu Menglei's nervous and uneasy state of mind, the two quickly reached the sixth floor. There was no lighting installed at the top of this teaching building. If the first and second floors still had some dim light shining in through the glass doors, the sixth floor was pitch black, with only a few dark green emergency exit signs emitting a faint glow. "Did you see which classroom that cat…