A possible plot is that Sasuke, as a girl, uses her femininity in a unique way in battles. She could be more stealthy or use her appearance to deceive opponents. Also, her family's history might be perceived differently in the ninja community. Instead of the typical male heir narrative, there could be a new angle on how her family's legacy affects her as a female ninja. And she might form an all - female ninja squad to prove that girls can be just as strong as boys in the ninja world.
Well, in this fanfiction, Sasuke as a girl could have a different role in the Uchiha clan. Maybe she has to fight against the sexist views within the clan that expect women to be more submissive. She could also be the one to discover a new type of jutsu that is more attuned to female chakra. This would make her a target for other clans who either want to steal the jutsu or stop her from using it. And her relationship with Itachi might also change, perhaps becoming more of a protective brother - sister relationship.
One plot idea could be that as a girl, Sasuke has to face different challenges in the ninja world. For example, she might struggle with the traditional male - dominated expectations in combat training. Another could be a love story where Sasuke, as a girl, has a different dynamic in her relationships with other characters like Naruto or Sakura. Maybe she becomes more of a confidante to Sakura, and her relationship with Naruto takes on a new romantic or platonic dimension.
Well, Sasuke as a girl could have a plot where she discovers a new form of chakra or ninja technique that is only accessible to female ninjas. This would make her a target for both good and bad forces. She would have to master this technique while also dealing with the fact that some of her male comrades are jealous or skeptical. And her story could also explore how her appearance as a girl affects her perception of herself and her place in the ninja world.
Well, Sasuke being secretly a girl in a fanfic could have a plot where she is on a mission and gets injured. In the process of getting treated, she has to hide her true gender from the medical ninja. This could lead to some tense moments as she tries to avoid any situation that might expose her. It could also be interesting if there are other female characters who suspect something but are not sure, and they start to test Sasuke in subtle ways.
One idea could be that Sasuke, as a girl, has to deal with different social expectations in the ninja world. For example, she might face more discrimination or different forms of training. Another plot could involve her relationships with other characters changing drastically. Naruto, for instance, might see her in a new light and their friendship could take on a different dynamic, perhaps with some romantic undertones.
One plot idea could be that Sasuke and Hinata end up in an arranged marriage for political reasons in their village. At first, they are hesitant and distant from each other. But as time passes, they start to understand and respect one another. Hinata discovers she's pregnant, which makes Sasuke realize his growing feelings for her and his newfound responsibilities as a future father. He then becomes more protective and they work together to create a stable family environment in a world full of shinobi threats.
One plot idea could be the OC struggling with the idea of being a mother at a young age while Sasuke is away on a mission. She has to deal with the judgment of the village and her own insecurities. Another could be Sasuke's reaction when he finds out. He might be initially shocked but then become very protective.
Another plot could be that Naruto, as a girl, is underestimated by many in the village at first. But Sasuke sees her potential early on. This leads to a special bond between them where Sasuke becomes her protector and mentor in some ways, and Naruto tries hard to prove herself worthy of his attention and respect. They might go on missions together where Naruto's femininity adds a new dynamic to their teamwork.
One idea could be that as a girl, Sasuke might face different challenges in the ninja world regarding gender expectations. For example, she could be underestimated at first but then prove herself to be just as strong as in the original story. Another plot could involve her having different relationships with the male characters, like a more sisterly bond with Naruto perhaps.
Well, a possible plot could be Sasuke's transformation into a girl is part of a powerful jutsu gone wrong. As a girl, she has to find a way to reverse it. In this process, she might discover new aspects of her own abilities or weaknesses. Also, there could be a plot where she has to prove herself in battles all over again, since some might underestimate her as a girl.
One idea could be Orochimaru as a girl struggling to gain respect in the male - dominated ninja world. She might have to prove herself even more than her male counterparts. For example, she could be constantly underestimated in battles or when trying to learn advanced jutsu. Another plot could involve her using her femininity in unique ways to deceive her enemies. Maybe she pretends to be a damsel in distress only to turn the tables on them.
One plot idea could be that they discover their relation early on. Naruto, being his usual positive self, tries to get closer to Sasuke right away. Sasuke, on the other hand, is initially in denial but gradually warms up as they start to train together more often. They could team up against stronger enemies earlier in the story, using their combined skills and the new - found bond of being half - brothers to their advantage.