One possibility is that Naruto might be lured by the power and different ninja techniques in Sound. He could initially be impressed by Orochimaru's strength. However, he would soon realize the darker side of Sound's motives, like their unethical experiments. This could lead to an internal struggle within Naruto as he tries to balance his newfound power and his moral compass.
If Naruto joins Sound in fanfiction, it might be because he feels ostracized in Konoha. At Sound, he could meet some ninjas who accept him for who he is. But as time passes, he would discover that Sound's goals are not in line with his own. For example, Sound might be planning an attack on Konoha, and Naruto would then have to decide whether to side with his new village or protect his old home.
One plot could be that Naruto is captured by the Sound Village. Instead of being treated as an enemy, they try to convert him. They show him their training methods and how they are building a strong village. Naruto, being the curious and empathetic person he is, starts to understand their motives. He begins to think that by joining them, he can bring about change from within. So, he decides to stay and become part of the Sound Village, while still holding onto some of his Konoha values.
Well, one possibility is that Naruto's fighting style might change. The Sound Four have their own unique jutsu and combat techniques. If Naruto joins them, he could learn some of those, like how to better use sound - based attacks perhaps. He might also become more stealthy as the Sound Four are often involved in sneaky operations.
Well, if Naruto joins the Sound Four in fanfiction, it could lead to a complete change in the story's dynamic. Naruto's positive and determined attitude might influence the Sound Four to question their loyalty to Orochimaru. Maybe they would start to see a different path, one that doesn't involve all the dark and evil deeds Orochimaru has planned.
Orochimaru would likely be a main antagonist even if Naruto joins the Sound Village. Orochimaru has his own devious plans, and Naruto might not fully agree with them. Even though Naruto is in the village, Orochimaru could try to use Naruto for his own gain, like getting access to the Nine - Tails' power. So, Naruto would constantly be at odds with Orochimaru.
Well, in this fanfiction, Naruto could join Esdeath in her military campaigns. Since Naruto has his own set of powerful jutsu, he could be a great asset. The plot could revolve around how Naruto adapts to the new world's rules and politics. He might be shocked by the harshness of Esdeath's world but still tries to bring some of his positive values. They could form an unlikely alliance, and Naruto's presence could start to change the power dynamics in Esdeath's territory.
One possibility is that Naruto joins Akatsuki to change it from within. He might think he can stop their more evil plans while also learning more about his own powers and the secrets of the ninja world that Akatsuki seems to be involved in.
Well, if Naruto joins Akatsuki in fanfiction, perhaps it's because he's disillusioned with the Hidden Leaf Village for some reason. Maybe he feels betrayed by them. In Akatsuki, he could form unexpected alliances. For example, he might bond with Hidan over their shared brashness in a way, and together they could influence the direction of Akatsuki's actions.
Maybe Naruto joins the Akatsuki with the intention of spying on them for Konoha. He could pretend to be on their side while secretly sending information back to his village. This would add a lot of tension and secrecy to the story as he has to constantly be careful not to be discovered.
Well, it could be about Naruto finding a new group to belong to. Maybe he's lost in a strange world and the horde takes him in. He might bring his ninja skills and unique values to the horde, causing all kinds of changes in their way of life.
In this fanfiction, Naruto could bring his sense of justice to the mafia. He may try to reform it from the inside, facing a lot of resistance from the traditional mafia members who are used to their old ways. His shadow clone jutsu could be used for things like gathering intelligence or creating diversions during mafia operations.