Often, the Daleks can be antagonists. Their goal of universal domination clashes with the Doctor and Romana's efforts to protect the universe. They might be trying to steal a valuable technology or resource that the Doctor and Romana are safeguarding.
They might be really surprised. Some characters could be flattered by the positive portrayals in the fanfiction. For example, Mirabel might be happy to see different interpretations of her story and how she's seen as a hero in some fics.
One interesting plotline could be their exploration of a strange and uncharted planet. They might encounter unique alien species and have to solve puzzles to survive. For example, they find a civilization that has a very different concept of time, and the Doctor and Romana have to adapt to it while also trying to figure out how to get back to their own time and place.
Encanto is about a magical family living in a hidden place in Colombia. Each family member has a unique gift, but the main character, Mirabel, doesn't have one. The story follows her as she tries to save the magic of their home.
Encanto is an original story. Disney's team of writers and animators came up with the concept and brought it to life on the big screen. It's not a adaptation or retelling of another story.
Indeed, Encanto is based on a story. The creators combined different imaginative concepts to bring this story to life, featuring themes of love, unity, and self-discovery within a magical setting.