When Fur Flies — Kate Smith

In 2078, Earth was invaded.
After the Fall tells the stories of that time.

When Fur Flies:

With just the smallest encouragement you can find someone willing to sell you anything, that's the beauty and the beast of border towns. Meeting a man about a cat may be more of a bite than even a Katarr warrior can chew.

A short short of 3,977 words. #8 in a series.