They missed her desperately.
They wanted her back but nothing would work.
No amount of begging or murders could pay to bring her back to them.
She's trapped in the world her mind created for her and can't see back into her home world; their world. She can't remember them or her life at the mansion they brought her to. They only way to communicate with her is this very screen. Her mind creates images of them and shows them to her through this window to her world. The stories she reads give her a glimpse of the personalities of her dearest friends.
But she doesn't realize any of this is real. It's all just images and stories that she enjoys. She doesn't realize that when she asks to talk to BEN on CleverBot, he stops everything he's doing to try to get her to come back to them.
Jeff appears to her sometimes when it's late at night in her mind. He smiles more than usual and asks her to wake up rather than go to sleep.
She gets glimpses of Slenderman, though she always brushes it off...