How does Shirley Jackson manipulate common plot structure to create an effect? *Charles*

Jackson builds the plot around Charles's bad influence on Laurie, making the reader believe that the whole story will develop with this structure and believe that the climax will be the moment Charles is confronted. However, the author makes the climax also the resolution of the story and that this is focused on Laurie and not Charle. This happens at the moment when Laurie's parents and the reader discover that Charle does not exist, which triggers a surprise effect, in addition to showing a full use of irony.

Explanation:

The short story "Charles" tells the story of Laurie who was a very kind boy, but who suddenly starts to develop very disobedient behaviors that scares his parents, who try to find out the reason why Laurie is doing this. Laurie says this is how his class friend Charlie behaves. Thus, Laurie's parents conclude that Charlie is a bad influence and decide to talk to the boys' teacher so that Charlie is confronted. However, the teacher states that there is no student named Charlie and that Laurie invented this boy.

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explanation:

and also the mystery girl it might be someone that she might know in her school