Bella Swan is the main character in the popular book series, Twilight, written by Stephenie Meyer. She is a teenage girl who moves to the small town of Forks, Washington, where she struggles to fit in and navigate her feelings. Bella is known for her strong sense of loyalty and her deep emotional connections with those she loves. As the story unfolds, Bella becomes entangled in a complicated romance with Edward Cullen, a mysterious vampire. Her journey explores themes of love, sacrifice, and the challenges of growing up. Bella's character resonates with many readers, making her a beloved figure in young adult literature.