In addition, he also revealed that the film will charter through, "unexplored territory in terms of the visual aesthetics to give the audience an amazing ride." It is unknown if the upcoming film will adapt the Dragon Ball Super manga's Galactic Patrol Prisoner Arc, the currently on-going Granolah the Survivor Arc, or it will be a brand new story. Both the Galactic Patrol Prisoner and the Granolah the Survivor Arcs take place after the events of the Dragon Ball Super: Broly film.
[Source: Anime News Network]