Orphaned at a young age and scarred from Methuen Home's mistreatment, she is depicted as someone with immense anger and passion, which fuels her chess proficiency - and her susceptibility to substance addiction.

While she accepts herself as someone who breaks gender norms, Harmon has expressed irritation with being renowned solely because of her gender. She experiences difficulty forming relationships with others that are not based on chess because of this.

In addition to chess, Harmon maintains skills in mathematics, sciences, and history. Over the course of five years, she acquires a knowledge of Russian, which allows her to eavesdrop on gossip by people who assume she cannot understand the language. Then, you were in the college’s hallway, and Beth was looking you over, scribbling something in her sketch-pad, almost as if… drawing you.

”… What? Can’t I draw someone who’s quite the catch, and quite handsome? My name’s Beth…”