The Curse of the Joker/Script

Evil Cillian and Girl Lorcan
The film begins in the Darcy house, Cillian and his twin sister, Lorcan have an terrible relationship because Cillian is abusing her, forcing her to do all the work.

Lorcan's Pregnancy
Lorcan has to go to the doctor.
 * Doctor: Well, I think I’ve figured out why you’re feeling so lousy, Lorcan. You’re pregnant
 * Lorcan Darcy: Pregnant?
 * Doctor: Congratulations.
 * Lorcan Darcy: This is... Amazing. Thank you.

Lorcan walked home and sees Cillian watching t.v. in the living room. doctor. Some very good news. Cillian shocked
 * Lorcan Darcy: Dad, Cillian, we need to talk. We just got some interesting news from the
 * Alexander Darcy: Ha! Maid Darcy has some news. Go ahead.
 * Lorcan Darcy: I'm Pregnant.
 * Cillian Darcy: You're Joking.
 * Alexander Darcy: Pregnant?!
 * Lorcan Darcy: Come on guys, It's my first baby, this baby is Cillian's.
 * Alexander Darcy: Lorcan, we'll talk about the baby's gender.
 * Lorcan Darcy: Dad, come on.

Introducing a baby
Lorcan's in her hospital room because she had a newborn child, a girl. Alexander walked to her with a congratulation balloon. The Baby has a small blonde hair Cillian walks in while wearing a tuxedo.
 * Alexander Darcy: Hey. I heard it's a baby girl.
 * Lorcan Darcy: I named her, Harleen. Harleen Quinzel Darcy.
 * Alexander Darcy: Pretty name. Rework it a bit, and you called her Harley Quinn.
 * Lorcan Darcy: Like the clown character Harlequin. I know. I've heard it before, Dad.
 * Alexander Darcy: Come on, Lorcan. It's a name that puts a smile on your brother's face.
 * Lorcan Darcy: Hey Cillian, Why are you wearing that?
 * Cillian Darcy: It's a trade mark for the red hood gig.
 * Lorcan Darcy: Red Hood?
 * Cillian Darcy: I'm going to help those gangsters get to that playing card factory by getting through that chemical lab.
 * Lorcan Darcy: Cillian, this is our daughter, Harlee...y Quinn.
 * Cillian Darcy: Whoa. Hey kid.

The Final Fight
Lorcan encounters her twin/husband, Cillian in the studio. Cillian attacks Lorcan. She dodge his attack.
 * Cillian Darcy: You Again?!
 * Lorcan Darcy: Cillian! Listen to me! Trust your daughter!
 * Cillian Darcy: Cillian Darcy is no more! It's only me now. I am, THE JOKER!
 * Cillian Darcy: I'm so insane and i'm a clown now,

Ending
Lorcan lost her baby daughter after she got sucked into the portal to the other dimension.