It's extremely significant that Gilly’s dream is about being rejected by Courtney, her biological mother. Whereas Courtney has, in fact, abandoned Gilly and can’t give Gilly what she wants, Trotter has been there for Gilly in all the most important ways since Gilly came into her care. In this tender moment, Gilly finally allows herself to accept Trotter’s love. For her part, Trotter reiterates that being a foster mother doesn’t mean she cares any less about Gilly than she would if they had genetic or legal ties to each other. The rules governing the foster care system end up hurting her, even as they also allow her to help many children.