Identifies bolt holes

“Stopping one group won’t help if the other two manage to get inside and start killing people,” I said. “Amy needs to go to the second floor girl’s bathroom. You can stand on the top of the toilet and climb up into the ceiling tiles; that section is reinforced and will hold your weight.”

“Wait, how do you know that?”

“I’ve been here after hours a lot,” I admitted. “And I thought that it might be a good idea to look for bolt holes if necessary.”

***

Intruders