Chapter 13 - The Sealed Floor
By two o'clock that afternoon, Hannah had relocated Ellie to the foundation’s on-site day nursery, an immaculate, secure facility on the ground floor staffed by vetted professionals. Knowing Ellie was safe with her coloring books and snacks gave Hannah the breathing room she needed to descend into the bowels of the Whitmore Tower.
Ethan accompanied her down the private service elevator, bypassing the polished executive levels until the cab dropped into Sub-Basement 3—the cold, concrete sector that housed the primary server clusters and the historical physical archives.
"The automated transfer didn't originate from the cloud," Hannah explained as the steel doors slid open with a metallic groan. "The IP address logged in the wire receipt was 10.0.4.12. That's a hardwired terminal on a local subnet that was decommissioned ten years ago."
"Sub-Basement 3 used to be my father's private research department," Ethan said, leading the way down a dimly lit corridor where bare pipes ran along the ceiling. "Before the digital migration, he kept all raw financial records and early venture contracts down here under physical lock and key. When he fell ill, Arthur insisted on sealing this entire level under the guise of cost-cutting."
The air down here was thick with the scent of aged paper, ozone, and cold dust. At the end of the corridor stood a reinforced steel security door secured with an old mechanical keypad and an electronic magnetic lock.
Hannah stopped. "Look at the keypad."
Ethan stepped closer. In the layer of grime that coated the brass casing, four numbers were visibly wiped clean: 8, 1, 0, 4.
"August fourteenth," Ethan muttered. "My father's birthday."
He stepped up and keyed in the code. A heavy click echoed through the concrete hallway, and the maglock released with a dull hum.
Ethan pushed the door open.
Inside was a cavernous room filled with rows of industrial steel shelving holding thousands of labeled archival boxes. But in the far corner, illuminated by the faint glow of twin monitors, sat an active workstation.
A half-empty ceramic mug sat beside the keyboard, the coffee inside still showing a faint ring of warmth around the rim.
Hannah rushed forward, her shoes clicking urgently against the sealed concrete floor. She hovered her hand over the keyboard without touching the keys, inspecting the screen.
"Someone was here less than an hour ago," Hannah whispered, her eyes darting across the active command lines. "They were checking the transaction verification codes from the four o'clock transfer."
Ethan's hand dropped instinctively to the inside pocket of his coat. "The security logs at the lobby turnstiles don't show anyone entering Sub-Basement 3 today. I checked the head of security's log before we came down."
"Because they didn't come through the lobby," Hannah said, pointing beneath the metal desk.
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A ventilation hatch, measuring four feet by four feet, hung loosely on its hinges, the screws neatly arranged on a clean rag on the floor. Beyond the hatch lay the subterranean service tunnel connecting the Whitmore Tower to the city’s underground municipal steam grid—a route Hannah knew intimately from her years on the custodial team.
"They're using the service shafts," Hannah said, turning to Ethan, her eyes blazing with sudden clarity. "The cleaning crew badges have universal transit clearance through the maintenance tunnels. Ethan, Arthur wasn't working alone. His partner isn't on the board. His partner is someone who has access to the uniform."
