A synopsis is a brief summary of a story's events.
Explanation:
A synopsis gives a brief overview of the narrative. The explanation of the problem and the primary character is given in the synopsis. It provides the reader with a preview of the whole narrative. It serves the purpose of summarizing the events and displaying the change which may prevail from the beginning to the end of the story respectively. A synopsis should be written in a precise and clear way so that the reader can have a gist if the idea about it.