As I can see you have got many answers and all of them are correct. However, I want to add that I am not a fan of cheating or so, but once I had no time write my essay. (Do not get me wrong that I am promoting the site or what). I am here to advise you to go to "Marvelous Essays". They are eligible to help you not only with the narrative essay but also with all other its kinds.
A narrative is a style of essay writing in which a person tell about an event as if he is telling a story in chronological order. This means that the essay should be written in away that can make the listener or reader visualize everything and they gain insight from it. So its written in a concrete rather an abstract way. If you want to learn about narrative essays some more you can go to http://www.researchomatic.com/essays/
The important element is to make a essay are research, thesis, organisation,transition,motive title,style , stance,orienting, reflecting, sources, structures. A narrative essay is a story. Usually it's a personal anecdote or experiential piece, and it follows the same pattern as all fiction. Its three elements or "parts" are exposition, or background information, followed by complication, the events of the narrative, and resolution, the story's end. A narrative essay may be a story or it may be about a story, as in a book summary.
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1. Plot: The sequence of story happens
2. Setting: Mentioning the time and place of event occur
3. Characterization: Describing the characterization of personality or narration of the person
5. Point of view
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All the essential elements keep the narrative essay running smoothly and writing help allow the action to develop in a logical way that the reader can follow.