Some recurring characters:

someone
The site manager. The person who gets all your e-mailed submissions. A web developer living in the U.S.

sane
One of someone’s best friends. He and someone chat on AIM every day while they work. A web developer living in the U.S.

Fred and Ana
Friends of someone who often talk about sex, though not with each other — Fred is married, but not to Ana, and Ana is dating someone, but not Fred. They have been friends for more than five years.

More may come soon.