What the Scene Summary Does
The scene summary editor lets you add attach a summary to each scene. This doesn't appear in the exported book but can be useful when reviewing scenes.
Information about characters, events, locations and props is used in the storyline editor.
Editing the Summary
Select a scene.
Click on the scene summary button
The scene summary editor is shown.
The Summary and Storylines
Scene Summary Editor
The scene summaries are shown graphically in the storyline editor.