What is a fanlisting?
A fanlisting is a place where true fans of a certain actor/actress/tvshow/character etc come together and build the biggest listing of people from all around the world who are fans of that subject.

What is this fanlisting about?
taken from epguides.com:

Chiana discovers an old PK recording showing that Aeryn was one of the PKs who murdered Moya's original Pilot. With John's help, Aeryn faces the memory of her past, but the rest of the crew -- and Pilot -- are less forgiving.