A more complex plot could involve Neji being in a difficult situation where he has to choose between his loyalty to his clan and his friendship with Naruto. Naruto, in turn, tries to find a way to make Neji see that there is a better solution that doesn't involve sacrificing either. This could lead to a deep exploration of their characters and the values in the Naruto universe.
One idea could be that Neji discovers a new hidden power within Naruto that he helps Naruto master. This could lead to them having to face a new, powerful enemy together.
A third plot could revolve around a mission where Naruto, Sakura, and Neji are the only ones available. They are sent to a mysterious land filled with strange creatures and a powerful enemy. Neji uses his Byakugan to analyze the enemy's weak points. Sakura heals them during the battles. Naruto, of course, is the one who ultimately faces the main villain, with the support of his friends.
Perhaps in the fanfiction, as brothers, they have to face a common enemy that is specifically targeting their family line. This would make them rely on each other's unique abilities. Naruto's never - give - up attitude combined with Neji's precision could lead to some epic battles.
One idea could be a story where Neji and Tenten go on a special mission together. They face many challenges and in the process, Neji discovers a new side of Tenten's strength. Maybe she uses some unique weapons or techniques that Neji has never seen before, and he gains a new respect for her.
One plot idea could be a story where Neji, despite his initial doubts, trains Hinata intensively to become a stronger ninja. This could involve them going on a journey to a special training ground and facing various challenges together.
One interesting plot twist could be that Neji discovers a new power within his Byakugan that makes him evenly matched with Naruto's Nine - Tails power. Maybe he unlocks a hidden ability that allows him to see through Naruto's chakra cloaks or disrupt the Nine - Tails' chakra flow. Another plot twist could be that Naruto loses his access to the Nine - Tails' chakra during the fight, and has to rely solely on his own skills and training, making it a much more even match against Neji.
One idea could be that Lee's sister is a skilled kunoichi who catches Neji's eye during a joint mission. They start off as sparring partners, gradually realizing their mutual respect is turning into something more. Another plot could involve Neji helping Lee's sister overcome a personal struggle, like mastering a new jutsu, and in the process, they fall in love. Or perhaps in a time - travel fanfiction, she goes back in time and meets a younger Neji, changing the course of their relationship in unexpected ways.
One interesting plot idea could be a time - travel story. For example, Naruto is sent back in time to the era of the First Hokage. He could use his knowledge of future jutsu and events to change things for the better in the past. Another idea is a story where Naruto discovers a hidden clan within Konoha that has a unique and powerful Kekkei Genkai. He then has to help this clan gain acceptance in the village. A third idea might be a story where Naruto is turned into a different creature, like a cat or a fox, and has to find a way to turn back while still dealing with the normal threats to the village.
One plot idea could be a story where Sakura and Neji are paired on a mission in a foreign land. They have to rely on each other's skills to survive and in the process, they discover new aspects of each other's personalities. For example, Sakura's medical skills might save Neji from a deadly poison, and Neji's Byakugan helps them avoid hidden traps.
A plot idea could be that Naruto discovers a new, ancient form of chakra that has been lost for centuries. He then has to train to master this chakra while also dealing with the political implications within the Hidden Leaf Village. Some elders might be against him exploring this new power for fear of the unknown, but Naruto, being Naruto, is determined to master it for the good of the village.
One idea could be that the events of 9/11 somehow influence the Hidden Leaf Village. For example, they might tighten security and Naruto could be part of a new team in charge of protecting the village from potential outside threats inspired by the real - world event. Another plot could involve characters from Naruto trying to understand the concept of such a large - scale tragedy and how they can prevent similar things in their own world.