An plan provides a detailed outline of the tasks required to accomplish a goal. It breaks down the process into able steps based on a given timeline. This could apply to an employee who is trying to improve job performance, a project manager assigning items to team members, or an organization or school implementing system_wide changes.
A novel has a lot of moving parts. When you factor in research, articles saved with Web Clipper, and random jottings about who did what to whom, you'll probably find you have a lot of notes for your writing project. Consider adding a couple more to keep it all straight: a dashboard where you can manage the whole thing, and a checklist for bringing your completed opus to the world.