Since we have so little information about Lee Bee Wah and the story she might tell, it could be any number of things. It could be a story about her childhood, like how she overcame difficulties in school or made great friends. Or perhaps it's a story about a local event that had a big impact on her life.
Snoopy could be a main character. He might follow Charlie Brown when he runs away and be his protector in the unknown places. Linus could also be important as he might try to convince Charlie Brown to come back home, constantly showing up with his security blanket and giving wise advice.
A Charlie Brown and Frieda fanfic can be really interesting. It might explore their relationship in ways not shown in the original Peanuts series. For example, it could focus on their friendship growing deeper or having adventures together. It gives fans a chance to see these characters in new scenarios and develop their personalities further.
Charlie Brown comics are quite old. They began in the 1950s and have continued to charm readers for many years. Their longevity is a testament to their appeal.
One way is to focus on his friendships. For example, write about how Charlie Brown and his friends celebrate a holiday together, like Christmas or Halloween. You can also explore his attempts at flying his kite and the support he gets from his friends during those moments. Another idea is to write about his dreams and aspirations as a child, like winning a baseball game for once.