It's about the events leading up to the movie 'Rogue One'. It delves deeper into the characters' backstories, like Jyn Erso's journey. It shows how she became involved in the mission to steal the Death Star plans.
The original Rogue One story centered around a diverse band of characters coming together against all odds to obtain vital information for the Rebel Alliance. It was a tale of courage and sacrifice in the face of the Empire's tyranny.
To write a great rogue one story, start with a strong premise. Develop complex antagonists that pose real threats. Add unexpected plot twists to keep readers engaged. Also, focus on character growth and development throughout the story.
Rogue One is a Star Wars Story because it expands the Star Wars universe by focusing on a specific, standalone mission that ties into the broader saga.