http://prostopleer.com/tracks/5470094zA5b - sound.

"After the second impact the city was largely abandoned, and deserted houses has been slowly claimed by cockroaches, the new inhabitants of the land. We had to wipe the insects out of the remaining warehouses at the edge of habitable zone, and this work was shoved down to low-class citizens and the beasts like her.
So the insect exterminators were the first to notice the changes. The facilities, swarming with roaches before, greeted them with silence and empty walls, and yet the mocking sound of rustle returned behind the closed doors. The clutches of eggs became surprisingly hard to find.
And the feeling of stare, drilling the backs of their heads."

Thanks to Tenletters for translation.