The joker tried to kill Harley, again! That's the last straw for this girl after this she is not coming back. She moves in with poison ivy and well you can read the rest yourself.
What if the joker was a girl instead of a man? This story joker is a female who is the clown princess of crime does as she pleases nobody's fool. But for some reason she doesn't mind taking hits from a certain someone. Batman! Her worst enemy is just too much fun to kill she says but why doesn't she kill him really? Joker has a certain feeling for the bat that she just can't describe.