Plotting a fictional novel may seem easy when the antagonist your main character is fighting against is a formidable person or a savage shark or beast. But what if the opposition in your story is a force of nature like an approaching storm, or if the storm is within the mind of your main character, or perhaps in the shape of a horrific disease? See how we break down the structure for such stories step by step in Fiction Writing: How to Plot a Story where the Antagonist is an ‘Invisible Foe’.