Well, of course, Bella herself. And there could be her new friends. Maybe a quirky neighbor who always has some strange advice for her. Also, if it's about her new career, there could be a strict but kind mentor who helps her grow in her chosen field.
The fanfiction could focus on Bella's new love interest. It might not be the same as in the original story. She could fall in love with someone completely unexpected, like a mysterious traveler who brings new excitement and challenges into her life.
Perhaps it's a human with a very strong psychic ability. He is drawn to Bella because he can sense her connection to the supernatural. Their relationship could be based on mutual understanding of the secrets they both hold, and Bella might find his normalcy in some ways refreshing compared to her previous relationships with vampires and werewolves.
To adapt to her new vampire life in the fanfiction, Bella has a long journey. At the beginning, she struggles with her speed. She might accidentally run too fast and crash into things. But with Alice's guidance, she learns to control it. Her vision also changes, and she has to learn how to focus in different lighting conditions. Socially, she has to interact with other vampires. Some might be friendly, like those in Alice's coven, but others could be hostile. She has to learn how to defend herself and navigate the complex vampire politics. She also has to come to terms with the fact that she'll live forever now, which means leaving behind her human concept of time and mortality.
It could be a new vampire. Maybe a vampire from a different coven who comes to Forks and is immediately attracted to Bella's unique scent and her strong - willed personality.
Bella could meet a street-smart local who shows her all the cool, off - the - beaten - path places in New York. This person could teach her how to navigate the subway system and where to find the best street food.
Yes, she could be. In fanfiction, authors often create new characters or insert existing characters from other universes into the Hunger Games setting. Bella might be such a new addition, bringing her own story arc and relationships within the context of the Hunger Games world.
Alice could be a main character. Since she can see the future, she might sense something special about the new coven and be the first to approach them with Bella. Her insights could be crucial in understanding the new coven's intentions.
Well, that could lead to all sorts of intense and unexpected plot twists. Maybe it would force the other characters to take drastic actions to rescue her.
There could be a local artist. This person could introduce Bella to the art community in New Orleans and help her see the city from an artistic perspective.