He looked up, looked side to side, examined the massive slabs of stone as the uneasy feeling blossomed into outright dread. “What do you mean, they close?”
“Just see for yourself in a minute. The Runners’ll be back soon; then those big walls are going to move until the gaps are closed.”
“You’re jacked in the head,” Thomas muttered. He couldn’t see how the mammoth walls could possibly be mobile—felt so sure of it he relaxed, thinking Chuck was just playing a trick on him."
“Are you kidding?” Thomas asked, the dread slamming back into his gut. “You weren’t playing with me? The walls really move?”
“What else would I have meant?”
Thomas had a hard time wrapping his mind around the possibility. “I don’t know. I figured there was a door that swung shut or a little mini-wall that slid out of the big one. How could these walls move? They’re huge, and they look like they’ve been standing here for a thousand years.” And the idea of those
walls closing and trapping him inside this place they called the Glade was downright terrifying.
Chuck threw his arms up, clearly frustrated. “I don’t know, they just move...
The enormous stone wall to the right of them seemed to defy every known law of physics as it slid along the ground
