C306 Door of Disappearance

My heart thumped. I didn't overreact, but I had a weird feeling that I couldn't describe.

If there was no one there just now, it might be because the staff on duty were all in their respective offices.

Now that the electricity was off, why was there still no movement?

I turned on the flash of my cell phone and walked down one side of the hallway, checking each room one by one