Fire and Ash will explore darker elements of Pandora, whereas previous entries were focused on the beauty and natural wonder of the world. However, the film is still an "adventure story" overall The film will explore new worlds and continue the story of the main characters, especially the Sully family A new character will be introduced in the film that will become a major part of the overall story After deciding to split the script for the first Avatar sequel into two movies, during script-writing for The Way of Water, some parts of the script were moved from its opening act to the first act of Fire and Ash. This involves "a major thing that happens to the character Spider". Cameron's phrasing suggests that these events might have taken place before the RDA returned to Pandora Due to the split, the third will be a completion of the second film. The storytelling will become "much more dense, complex and rich" as the saga progresses