I'm not sure as you haven't provided enough details. It could be anyone from a young child to an old man or woman.
It could symbolize a sense of impending doom or great danger. Maybe the character in the story is about to face a very difficult situation, like a threat to their life or a major crisis.
The main character is the man around town. He's the one the story focuses on. He could be an ordinary guy with an extraordinary social life in the town, or he could be someone with a special skill or talent that makes him stand out among the townsfolk.
I don't know for sure as I'm not familiar with this specific 'all eyez on me the real story'. It could be about an artist, an athlete, or someone who made a big mark in their field.
The main character in the 'queen of air and darkness short story' is presumably the queen of air and darkness. The title gives a strong indication of this. She might be the one through whose perspective we see the story unfold. All the events in the story, like any battles, political intrigues, or magical happenings, could be related to her in some way. Maybe she's a heroic figure, or perhaps she has some flaws that she has to overcome throughout the story.
It could be a shy and introverted teen boy who was always on the outskirts of his social group. When he turns into a girl, he has the opportunity to reinvent himself and become more confident.
A shy and nerdy boy could be the main character. He's always been into books and science. When he is turned into a girl, he has to use his intelligence to figure out what happened and how to get back to his original form, all while dealing with the social changes like fitting in with the girls at school or in his neighborhood.
Perhaps a nerdy girl who is really into Japanese manga and anime. One day, while reading a particularly magical manga, she is suddenly sucked into the story world and turned into a Japanese girl character from the manga. She uses her knowledge of the manga's plot to try and change the story for the better while adjusting to her new appearance and life.
It can be incredibly inspiring. It might involve making major changes in habits, facing and overcoming fears, and finding a new purpose or passion.
Miles Morales is the main character in the Black Spiderman story.
The name 'boonie black story' implies that Boonie Black is the central figure. But in some stories, the main character can be a bit more complex. It could be that Boonie Black is the main character in one sense, but there are other characters who are equally important in terms of the themes and the message of the story. For instance, if it's a story about friendship, there might be a friend of Boonie Black's who is just as crucial to the development of the story as Boonie Black themselves.