A street corner. The square-shaped red lights turns on; the traffic light is red, as well. The display changes from "CAUTION" to "DANGER" as the armored shutters open.
SE <<Sound of the lock bolts disengaging beneath the surface; they retract during the echo>>
Sharp-kun: Anyone else think "Stingray!"? This was an old Gerry Anderson show; when Marineville was in trouble, the buildings would all retreat underground.