One possible plot could be that they discover they are siblings later in life. Maybe there was some sort of hidden family secret or a mix - up at birth. Then they would have to deal with the emotional turmoil of this new revelation while still being part of the ninja world. They might also have to face the reactions of their friends like Sasuke, who would have to adjust to this new family dynamic.
Well, the plot could start with their parents. Maybe their parents were part of a secret mission or organization. Naruto and Sakura grow up separately not knowing they are related. When they find out, they start to investigate their family history together. Along the way, they face many challenges and enemies who are interested in their family's secrets. Their bond as siblings strengthens as they fight these foes side by side, and they also have to deal with the fact that some people in the village might not trust them because of their new - found family connection.
The plot could involve them discovering their brotherhood. Maybe they were separated at birth for some reason. As they figure out their relationship, they start to rely on each other more. Naruto might drag Shikamaru into more of his adventurous ideas, while Shikamaru tries to keep Naruto out of trouble with his intelligence.
There could be. Fanfiction often takes creative liberties with the original story. However, this particular concept might be a bit of a stretch considering their original relationship in the Naruto series. But in the world of fanfiction, it's possible for an author to build a whole new narrative around Naruto being Sakura's brother, exploring things like their shared family secrets or how they support each other in different ways.
It could be really interesting. Maybe Naruto would grow up with a different kind of family dynamic. He might be more involved in Uzumaki clan affairs from the start. His relationship with Jiraiya could also be different as his connection to the prophecy might be re - evaluated. And his rivalry with Sasuke could take on a whole new meaning, perhaps related more to clan differences rather than just personal strength.
One possible plot could be that Sakura, with her new family connection to Itachi, gets trained by him in secret. This would make her much more powerful and give her an edge in the ninja world. It could also lead to her being targeted by the same enemies as Itachi.
Yes, there are some fanfics out there with this concept. It's an interesting take on the Naruto universe as it completely changes the dynamics between the two characters. They would have a very different relationship compared to the original series, with Naruto being more of a protective family figure to Sakura.
It could lead to a shift in the relationship dynamics. Maybe Naruto starts to distance himself from Sakura, which would create new storylines. For example, Sakura might then try to win him back, or she could become bitter towards him.
Maybe Harry would find out about his relation to Merlin through some magical artifact or prophecy. Then they could team up to fight a greater evil that threatens both their worlds.
The plot could involve a pet that Naruto and Sakura rescue. The pet has a special collar that they soon realize holds some kind of secret. They start to investigate the collar and find out that it is linked to a powerful jutsu. As they try to understand and master this jutsu related to the collar, they also grow closer as friends or more than friends.
If Naruto were Sakura's twin brother, the story would be very different. Naruto would have someone in his family from the start, which would have affected his personality. He might not be as eager to seek attention and approval as he was in the original story. In terms of their ninja training, they could have learned from each other. Sakura might have taught Naruto some of her book smarts when it comes to ninjutsu theory, and Naruto could have shown Sakura some of his more unorthodox but effective combat techniques. Their relationship with Kakashi as their sensei would also change, as Kakashi would have to deal with the unique bond between the two siblings.
Since I haven't read it, I can't say for sure. But it could be about Sakura finally winning Sasuke's heart completely, maybe after some big adventure or emotional turmoil they both go through together.