There's no way to know just from 'Henry Henry novel' whether he is the protagonist. It could be that he is just a minor character or part of a sub - plot.
I'm not sure which specific 'Henry Henry' in a novel you are referring to. There could be many characters named Henry in various novels. Maybe it's a relatively unknown or self - published work. Without more context, it's difficult to determine who this 'Henry Henry' is.
Well, it could be that Amy and Matthew started as friends. Maybe they were classmates or worked together. As time passed, they realized that their friendship was turning into something more. There might be some sweet moments like sharing secrets, going for long walks together. And through all these experiences, love blossomed between them in 'amy and matthew a love story'.
I haven't come across any news or information that would suggest Matthew Espinosa has a particular interest in reading fanfiction. Fanfiction is often a niche interest within fandoms, and while many people enjoy it, we can't assume he does without evidence. He may be more occupied with other aspects of his work and personal life, such as collaborating with other influencers or working on his own projects.
Henry in the 'Haunted by Henry' true story could be a historical figure. He could have been a soldier who died in a battle near a certain place and now haunts it. Or he could be a local hermit who had a strange reputation during his life and after his death, people started experiencing strange things and attributed them to his haunting. Without more details, it's difficult to determine exactly who Henry is, but he is clearly the central figure in this supposed true haunting story.
In 'the john henry story', John Henry was a heroic figure. He was a railroad worker who was known for his amazing physical strength and his unyielding spirit. He became a symbol of human resistance against the rise of machinery in the workplace.
He contributed by his skills in sledging and his knowledge of the Arctic. His physical strength and endurance also helped the team during the journey to the North Pole.
In the 'Henry Sugar True Story', Henry Sugar is presumably the protagonist. He could be from any walk of life. He might be a working - class man who had a series of unexpected events occur to him. It's possible that he had a great passion for something, like art or music, and his story could be about how this passion led him on different paths in his life. Or he could be a bit of an enigma, with the story gradually revealing more about who he really is as it progresses.