Well, it could be about a female Naruto who has the powerful bloodline of Madara. Maybe she struggles to control the immense power within her while also facing the expectations and fears of those around her. She might have to prove herself in a world that still has remnants of the old grudges from Madara's time.
One idea could be that Naruto has an innate ability to control the Sharingan more effectively than Sasuke. Since he's a descendant of Madara, his chakra might be more attuned to the Uchiha powers. This could lead to new jutsu combinations, like mixing the Rasengan with some form of Sharingan - enhanced fire style. It would also create a whole new dynamic in his relationship with Sasuke, as Sasuke would have to come to terms with Naruto having a stronger connection to the Uchiha heritage than he does.
Her powers would likely be more focused on the Uchiha - related abilities. While Naruto has the Nine - Tails' chakra, she would have things like the Sharingan or even the Mangekyo Sharingan. She might be able to use genjutsu more effectively compared to Naruto.
The story would change drastically. Naruto's identity as a descendant of Madara would immediately put him at odds with some in the village who still fear the Uchiha. His journey to become Hokage would be even more challenging as he has to prove that he's not going to follow in Madara's footsteps. Also, his training might take a different route. He could be taught some ancient Uchiha techniques by an unexpected mentor, perhaps an old Uchiha who has been in hiding.
There's this fanfiction that focuses on Fem Madara kidnapping a group of genin. It shows her as a more complex character. Instead of just being a villain, she has her own motives for the kidnapping which are gradually revealed throughout the story. The story also has some great fight scenes between the kidnapped genin and Fem Madara's forces.
One key theme is friendship. Despite their clans' differences, fem Madara and fem Hashirama can form a strong bond of friendship. Another theme is breaking gender stereotypes. In the Naruto world, they are powerful female characters who don't conform to the traditional roles. Also, the theme of unity is important. Their relationship can symbolize the unity that could have been between the Uchiha and Senju clans.
Typically, one common theme could be power dynamics. Since both Naruto and Madara are very powerful characters in the Naruto universe, in fanfiction, especially with a female Madara, there might be exploration of how their powers interact. Another theme could be redemption, perhaps Madara seeking a different path with Naruto's influence.
One common theme is power struggle. Fem Madara often kidnaps characters to gain an upper hand in the shinobi world. Another theme is redemption. Sometimes, through her interactions with the kidnapped characters, Fem Madara starts to question her own actions and motives. And there's also the theme of unexpected alliances. The kidnapped characters may end up teaming up with Fem Madara against a greater threat.
A great 'Naruto fem Madara' fanfiction could revolve around fem Madara being a mentor to Naruto. Instead of the usual antagonistic relationship that Madara has in the original series, she could use her powerful skills and knowledge to train Naruto. This would give Naruto a different kind of training experience and also allow for some unique character development for both of them as they navigate this new dynamic.
One common theme is the exploration of unrequited love. Often, fem Madara's obsession is tinted with romantic feelings that Naruto may or may not be aware of. This creates a lot of tension in the story.