I don't know as I haven't read it. There could be a young protagonist who spends a lot of time on the rooftop.
Not having read the novel, the main characters could be a group of friends. They might gather on the rooftop regularly, and each of them could bring different personalities and stories to the plot. Maybe there's a leader among them who drives the action that takes place on the rooftop.
I'm not sure specifically as I haven't read it. But generally, it could be about events or characters that are located on a rooftop. Maybe it's a story of discovery, a love story, or a mystery that unfolds in that rooftop setting.
I don't have the exact information. But it could be the person who discovers the ghost on the rooftop as one of the main characters. There might also be other characters like people living in the building who are affected by the presence of the ghost.
I don't have enough information to determine the main characters in the 'bearing up short story'. It could be an individual protagonist, perhaps a young person trying to bear up in a difficult family situation.
It's also possible that there are antagonists in the story. These could be people or circumstances that stand in the way of the main character's 'way up'. For example, a rival who is competing for the same opportunities or a difficult family situation that creates barriers.
In the short story 'A Way Up to Heaven', the central characters are Mrs. Foster and Mr. Foster. Mrs. Foster is presented as a woman who has endured a great deal in her marriage. She is very punctual and has a great fear of being late. Mr. Foster, on the other hand, is often late and seems to not care much about his wife's feelings. Their interactions and the power play between them form the crux of the story.
I'm not entirely sure without reading the book more closely, but likely there are characters like the photographer in 'blow up'. He seems to be a central figure in that particular story, his actions and observations driving the narrative forward.
The main characters are Mrs. Foster and her husband. Mrs. Foster is a patient woman who has been put through a lot by her husband's actions. Her husband, on the other hand, is often inconsiderate and causes her a great deal of distress.
I'm not sure specifically without having read it, but it could be a young, ambitious person trying to make their mark in the world.
Since I don't have access to the 1 up graphic novel, it's hard to say exactly. However, in many graphic novels, the main characters are often those who are on a journey of self - discovery or are fighting against some kind of injustice. So perhaps the main characters in this one are in a similar situation.