Given the lack of details about the 'two little sisters bj story', it's hard to be precise about the characters. However, in a typical story of two sisters, they might have a strong bond. They could share secrets, support each other through tough times. Maybe in the BJ setting, they interact with various characters like neighbors or local shopkeepers, which in turn shapes their personalities and the way they view the world. They could be curious about the world around them, always exploring and learning new things together.
As I don't really know the story, I can't say much about the characters. But usually in a story about two little sisters, one sister might be more outgoing and the other more shy. They could have different personalities which would lead to different actions and reactions in the story.
Since we have so little information about the 'two little sisters bj story', we can only make some general assumptions. The two sisters could be of different ages, with the older sister being more responsible and protective of the younger one. They might have unique hobbies or talents. For example, one could be good at painting and the other at singing. And in the context of 'bj' (if it's a place), they might be influenced by the local culture there.