Lin Mei threw her shoulder against the rusted push-bar of the rear fire door at the back of Evidence Locker #04.
The steel slab popped open with a damp screech, and the seven of them stepped into Corridor B: The Stenographer’s Gallery. Five floors below, the Dead-Letter Master Printing Press delivered another heavy 2.77 Hz thump through the concrete.
Ahead of them stretched a narrow, vaulted sixty-yard hall bathed in sickly green T8 fluorescent light. Along both upper walls ran continuous rows of pebbled, frosted-glass transoms.
“Keep moving,” Julian Vance said, his left hand steadying Clara’s elbow while the heavy Contradiction Ledger hung from his right wrist on the braided bronze cable of Chain-of-Custody Seal #LP-04. “It’s 01:25 AM. We have forty-nine minutes to reach Sub-Level 2 and reverse the vacuum manifold before Store #04 shears off its pilings.”
“Watch your boots,” Marcus “Mac” Cole warned, sweeping his work beam along the inverted floor. “Whoever waxed these vinyl tiles left a mean glare on them.”
Lin Mei pushed her cracked tortoiseshell glasses up the bridge of her nose with a chalk-stained thumb. Half a step past the fire door threshold, she glanced down at the twelve-inch square vinyl tile beneath her right sneaker--and her breath caught.


