There might be a young local artist who becomes Bella's friend. Also, a mysterious old man who seems to know a lot about the history of the place where Bella has moved. And perhaps a group of teenagers who introduce Bella to the local hangout spots and their unique way of life.
I think there could be a local girl who becomes Bella's friend. She could show Bella around La Push, introduce her to the local hangouts, and teach her about their customs. And then there might be an older character, perhaps a tribal elder, who gives Bella wisdom and guidance about the place and its significance. There could also be some young boys in the tribe who are initially a bit wary of Bella but later become her friends.
Well, it could be about Bella adjusting to the new culture in Louisiana. Maybe she meets unique characters, discovers local mysteries, and forms new friendships.
She could interact with Elena. Since Elena is a central character in Mystic Falls, their paths are likely to cross. They might start as friends or rivals, depending on the story.
A potential conflict could be over personal space. Bella might be used to having a lot of alone time, while Elena is more of an extrovert and always has friends over. This could lead to some tension as Bella feels her privacy is being invaded.
Obviously, Percy would be the main character. There could also be some characters from the original Percy - related universe who might make an appearance to help him adjust or just to check on him. And from the Forks side, characters like Bella or Edward (if it's in the Twilight - Forks setting) could potentially cross paths with Percy. Maybe they become friends or foes depending on how the story unfolds.
She'll probably meet Stefan and Damon Salvatore. They are central characters in Mystic Falls.
Stiles is another key character. He's smart and curious, and he would probably be intrigued by Bella's arrival. They could team up to figure out some of the strange happenings in town. Also, Lydia, with her intelligence and unique abilities, could form an interesting relationship with Bella, maybe as a confidante or a rival in some situations.
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.
Maybe a co - worker at her new job in New York. This person could be a mentor or a rival at work, adding some drama to the story.
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.