Grayson's mind raced, and the world seemed to slow down.
One moment, he was at Neville's side, their hands still intertwined.
Next, his combat experience kicked in, and he ran fast towards the cleaning robot.
A malfunction? No—The energy signature is wrong. That's not a simple system failure.
The cleaning robot had stopped moving. Its chassis started vibrating violently with warning lights flashing red-red-red in a pattern.
If that thing explodes, the force might not crack the tunnel's reinforced barrier.
But it might.
If it did—
Millions of liters of water with a catastrophic pressure differential would flood in seconds. The emergency bulkheads might seal in time, might trap them in an air pocket long enough for rescue—
Or they might not.
Around him, civilians had started to notice something was wrong.
