In this fanfic, Naruto might be possessed by an ancient and evil spirit. This spirit has a vendetta against Konoha for some past event and uses Naruto's body to carry out the attack. The story could then revolve around how Naruto's friends try to exorcise the spirit and save Naruto while also protecting Konoha from his attacks.
Perhaps in the 'naruto attacks konoha fanfic', Naruto is being influenced by a new and powerful villain who has convinced him that Konoha's shinobi are corrupt. So, Naruto decides to take matters into his own hands and attacks the village to 'purify' it. It could also be that Naruto has some sort of misunderstanding about a decision made by the Konoha elders that he thinks is so wrong it warrants an attack on the village.
It could be Orochimaru. He has always had his eyes on Konoha and might find a way to manipulate Naruto into attacking it. Maybe he uses some new experimental jutsu on Naruto to make him do his bidding.
One idea could be that Naruto is under a powerful genjutsu that makes him see Konoha as an enemy. So, he attacks without realizing it's his home. Another could be that an evil entity has possessed Naruto, forcing him to turn against Konoha. It might also be that Naruto has been misled by false information about Konoha's dark secrets and decides to take action against it.
One possible plotline could be Naruto fleeing due to false accusations. Maybe he's framed for a crime he didn't commit and has to run to clear his name. Another could be that he discovers a dark secret about Konoha and decides to leave to avoid being part of it.
Some fanfictions might explore how the main characters, like Naruto, deal with the guilt of not being able to protect Konoha. It could show their journey to regain their strength and find a way to bring back their home.
One interesting plotline could be Naruto's journey of self - discovery in exile. He might meet new allies who help him harness his powers in ways he couldn't in Konoha. Another could be his attempts to prove his innocence or show Konoha what they lost by exiling him.
Definitely Sasuke. Their bond is such that Sasuke would not stand by and let Naruto destroy Konoha. He has his own reasons to protect the village now. Shikamaru is also a likely candidate. He's intelligent and would quickly figure out that Naruto's actions are wrong. He would use his strategic mind to try and stop Naruto. And Hinata, who loves Naruto deeply, would oppose him in the hopes of bringing him back to his senses.
One possible plotline could be that they leave to search for a powerful and ancient jutsu that could potentially save Konoha from a future threat. Along the way, they encounter various strange and dangerous characters who are also after the same jutsu. Another could be that Jiraiya has a premonition of a great evil far from Konoha and takes Naruto with him to train him in a more isolated and dangerous environment where he can grow stronger faster. And they might also leave to uncover the secrets of Naruto's parents that are somehow linked to a place outside of Konoha.
Perhaps in the 'konoha exiles naruto fanfic', there is a plot where Naruto is wrongly accused and exiled, and he has to prove his innocence. He might go on a journey to find evidence that clears his name while also facing off against those who want to keep him exiled.
Another possible storyline is the exploration of the relationships among the Konoha Twelve in this fanfic. For example, how Naruto's friendship with Sasuke evolves differently compared to the original story. There could be more in - depth emotional exchanges and team - building moments between them and the other members. It might also show how they support each other during difficult times, like when facing personal losses or tough missions.
A common plot in such a fanfic could be Naruto being pushed over the edge by the treatment he received in Konoha. Maybe he was constantly ostracized despite his efforts to protect the village. In response, he could start by isolating Konoha from other villages, using his influence and connections. He might also try to expose the hypocrisy in Konoha's values. For instance, if the village preaches about friendship and loyalty but has betrayed some of its own in the past. Additionally, Naruto could use his skills as a ninja to steal important resources from Konoha, like rare ninja tools or secret scrolls, to weaken the village's military strength.