One idea could be exploring an alternate timeline where Naruto's parents are alive and how that changes his journey. Another could be a story focusing on the different relationships in the 'Road to Ninja' world, like Naruto and Sakura's friendship with a new twist. Or perhaps a fanfic about how the villains in that world have different motives and backstories.
A really cool 'Naruto Road to Ninja' fanfiction concept could be a time - travel story. What if a character from the main Naruto universe accidentally travels to the 'Road to Ninja' world? They would have to adapt to the differences and might even change things in that world. You could also focus on the architecture and culture of the 'Road to Ninja' world more in - depth. For example, write about how the different clans' houses are designed and what significance they hold in that world. And of course, a love - triangle story between Naruto, Sakura and someone new in the 'Road to Ninja' world could be quite engaging.
Well, you could write a 'Naruto Road to Ninja' fanfiction where the characters swap abilities. Imagine Naruto with Sasuke's Sharingan for a while. It would make for an interesting plot as he tries to figure out how to use it. Also, a story about the daily lives of the characters in the 'Road to Ninja' universe that we don't get to see much in the original could be great. Maybe a story centered around the local festivals and how the characters interact during those times.
Another idea is that in this 'Road to Ninja' fanfiction, Sasuke is the only one who realizes that the world they are in is not real. He has to convince Naruto and the others that they need to find a way out, while also dealing with the fact that the illusions in this world are trying to stop him. This would create a lot of tension and conflict within the story.
One interesting plotline could be Menma's struggle to fit into a world that's different from what he's used to. Maybe he has to deal with the expectations of the villagers who compare him to Naruto.
Well, perhaps there's a plot where Naruto and Hinata are transported to an alternate dimension within the 'Road to Ninja' setting. In this dimension, their roles are reversed in some ways, and they have to adapt and still manage to complete a crucial mission together. This would show their versatility and the strength of their relationship.
One interesting plot idea could be that in this 'Road to Ninja' fanfic world, Naruto and Hinata get trapped in a genjutsu - created alternate reality where their roles are reversed. Naruto could be the shy one while Hinata is the confident, popular one. They have to figure out how to break the genjutsu together while also realizing their true feelings for each other in this strange new dynamic.
One idea could be Sakura discovers a hidden power within herself during the 'Road to Ninja' events. Maybe she can communicate with a special animal spirit that helps her in battles. Another could be that she gets transported to an alternate dimension where she has to face a different version of herself and learn from that encounter.
One interesting idea could be a cyborg Naruto with enhanced strength and speed. This would change the way he battles, perhaps allowing him to take on stronger foes more easily. Another idea might be the integration of advanced technology into his ninja tools, like a shuriken launcher in his arm.
One interesting plot could be Ino getting transported to an alternate universe where she has different relationships with the Naruto characters. For example, she might be closer to Naruto and they go on adventures together to save the village from a new threat. Another could be Ino developing a new jutsu that only she can use in the 'Road to Ninja' world, which makes her a key player in a battle against a powerful enemy.
One interesting plotline could be Hinata learning a new and powerful jutsu with Naruto's help in the 'Road to Ninja' world. It could show their training together and how their relationship grows through shared experiences.
One idea could be a rogue ninja who was once a close friend of Naruto but turned due to a misunderstanding. They could have unique powers and be on a mission to prove their own version of justice.
A cool plot could be that an ice ninja has the power to freeze time within ice. The Akatsuki wants to capture this ninja to use their power for their own evil plans. Naruto and his team must protect the ice ninja and figure out a way to stop the Akatsuki from getting their hands on this dangerous ability.