She uses her psychologist background to give the impression of being very approachable and friendly and makes people feel at ease quickly (helpful for an investigator for people to tell her their secrets), but she doesn’t ever share much of herself. She encourages people to talk about themselves (which we all love and are happy to do).
The Police Woman and Protagonist will become friends and the Protagonist will be welcomed into their family. This family are the opposite of the family the Protagonist grew up in, open, affectionate, stable, share emotions, no secrets.
I have a long list of characters and social issues that are representative of the vibe of the western world at the moment, and I can’ pick them up and put them down as I need them.