The resolution is also called the denouement.
Anecdote is an interesting or amusing story.
Frame story - such as 'Heart of Darkness'.
Autobiography
episode
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.
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.......!!!
The word is epic. It refers to a saga or long story.
There are several:alertalterartelrateltaler
rumor speculation hypothesis
An anecdote can be another word for story.
The main idea.
If you mean a 'main' character in your story, you could say a "protagonist"... or a figure.