The vibration in the floor transitioned from a low-frequency hum to a bone-jarring rattle that made my teeth ache. Dust shook loose from the concrete ceiling, falling like gray snow over the blueprints of our parents’ shared sins. The golden scale model on the pedestal wasn't just decorative; it was a high-frequency transmitter, its internal components glowing with a fierce, sapphire light as the primary turbine beneath the floorboards began its lethal spin.
"The air pressure!" Tank gasped, clutching his ears. The heavy vault door was hermetically sealed, and the oxygen was being sucked into the turbine’s massive intake. "Mia, the vents are closing!"
I scrambled to the pedestal, my fingers flying over the interface. It was a legacy system binary switches and analog sliders that required
