Since I haven't read the 'the boy in the black suit novel', I can only make general speculations. The boy in the black suit might be the main focus. He could be a mysterious figure. His black suit might give him an air of formality or mystery. There could be other characters in the story who are influenced by him or are trying to figure out his secrets. Maybe the story is about his adventures, his relationships, or a problem he is trying to solve.
Based on just the title, it's likely the man in the black suit is the main character.
Since I don't know the details of this 'the bad boy in suit novel', I can only assume. There would surely be the titular bad boy in a suit. There could also be a mentor - like figure, someone who tries to guide him towards the right path. And of course, there would probably be some rivals, either in his work or personal life, who add conflict to the story.
Perhaps it could be about mystery, as the black suit might give an air of enigma.
There's no way to be certain without more information about the 'black suit story'. However, it might be a detective in a black suit, if it's a mystery story. Or it could be a businessperson who wears a black suit and is facing some challenges in their corporate world.
The main characters in the 'black suit story' are really up in the air without more context. It could be a young person who inherits a black suit from a relative and their journey to discover the secrets behind it. Or perhaps it's a group of friends, one of whom always wears a black suit, and their adventures together are the focus of the story. There might also be an antagonist in a black suit, who opposes the protagonist throughout the story.
The boy in black pajamas is the main character. In the story, his actions, thoughts, and experiences are what drive the narrative. He could be a curious boy, or a shy one. His black pajamas might be something that sets him apart from others in the story, and his interactions with other characters while wearing those pajamas are what the story is centered around.
As we don't know the details of the story, the main character is presumably the man in the suit.
I'm not sure as I haven't read this graphic novel specifically. But usually, the main character could be the man in the brown suit himself.
I'm not sure exactly who the main creators are for this specific graphic novel off the top of my head. But often, it involves a team of talented individuals such as a writer who crafts the story, an illustrator who brings the characters and scenes to life, and an editor to polish it all up.
One possible moral could be about the power of context. The boy in the black suit might seem a certain way in one context but be completely different in another. For example, in a formal event, the black suit might be appropriate, but in a more casual setting, it might make him stand out in an unexpected way. This could teach us that our understanding of things and people depends a great deal on the context in which we encounter them. Also, the black suit could symbolize mystery, and the moral might be that there is often more to a person or situation than what meets the eye, and we should be curious and open - minded to uncover the full story.