While re-reading Structuring Your Novel bu Meredith and Fitzgerald, plot line and story line were discussed. I found this interesting.
A novel with a plot line focuses on the events and the main character emerges with little change. When there is a story line the emphasis is on character and the main character is different at the end than in the beginning. The character either grows or disintegrates.
So what does this mean? In a novel with plot, the moment of recognition comes near the end. This is when the reader realizes if the character is going to succeed or fail to reach the goal. In a mystery, the protagonist will or will not catch the bad guy. The suspense is maintained until almost the end of the story. The main character remains pretty much the same as they were when they entered the story.
When a story line is used, the point of recognition is when the reader realizes the character will either succeed or fail. This can occur at any time in the book once the major complication is made clear. The main character may or may not recognize this and will continue the struggle toward the goal. Often the author lets the character decide