The resolution is also called the denouement.
Anecdote is an interesting or amusing story.
Frame story - such as 'Heart of Darkness'.
Autobiography
There are several meanings of the word story. This word can mean a literary work or book. It can also mean a level within a building. Another word for story such as that of a literary work is tale, narrative, or fairy tale. Another word for story meaning level of a building could be floor, level, landing, tier, or section.
episode
Another word for: one side of the story is:, the other half of the story, or the other part of the story,, or the other page of the story, or the other paragraph of the story.......!!!
There are several:alertalterartelrateltaler
The word is epic. It refers to a saga or long story.
rumor speculation hypothesis
The main idea.
An anecdote can be another word for story.
If you mean a 'main' character in your story, you could say a "protagonist"... or a figure.