When i uploaded a torrent there are these .pad files what are they suppose to be?

Thanks for the recommendations guys.
I'll read them when I have the time

Anyone know a good nifty stories with good authoritarian themes like bondage, edging and fetish.

Some stories I like are:

The Lab by Tripp Savidge
Jock Sex Slave by Perseus
Construction Stud Slave by Perseus
Ass Abbey by Perseus

Does anyone know what happened to the author of this series its been years and no new post from this website

http://www.chained-rock.com/stories.html

When i uploaded a torrent there are these .pad files what are they suppose to be?