You get two from the fey storyline if you choose to rescue them.
You can also rescue one after progressing with Roxy's storyline.
In Jessica's story you meet three of her friends. After meeting them a second time you can ask Jessica during the morning to invite them over.
The second meetings for them are.
Laura: Appears in the living room after some days.
Renee: When you go to Jessica's office she might have a message for you.
Lucille: Go shopping during the night.
Also, provided you had sex with Renee the first time, she will bring her daughter Julie with her.