How about a story where Orochimaru, after being defeated by Naruto, is forced to work with Naruto to fix the damage he has done to the ninja world? This could involve them traveling together, facing various challenges, and Orochimaru gradually changing his views under Naruto's positive influence.
One idea could be Orochimaru seeking redemption through Naruto. Naruto, with his belief in the goodness of people, tries to reform Orochimaru. Another could be Orochimaru becoming an unlikely ally to Naruto in a fight against a greater evil, like a new powerful enemy that threatens the entire ninja world.
A plot could revolve around Orochimaru teaching Naruto some unique and forbidden jutsu, not in a malicious way but as a way to help Naruto gain an edge in a future battle. Or perhaps a story where Orochimaru's past is explored through Naruto's eyes, and Naruto tries to understand what led Orochimaru down his dark path.
Maybe the OC is an animal - shape - shifter who is being hunted for their rare ability. Orochimaru discovers the OC and instead of handing them over to the hunters, he decides to keep them under his protection in his lair. The OC initially hates Orochimaru but as they interact more, they realize that he's not as bad as the rumors say. This could be a story about acceptance, with the OC learning to trust Orochimaru and Orochimaru learning about the value of life from the OC.
A plot could involve Orochimaru using his knowledge to help Naruto unlock a new power, but in the process, they get closer than expected. As they train together, their interactions become more intense and personal. Naruto's positive influence gradually changes Orochimaru's view of the world, and they end up on a journey together to face a common enemy that only their combined skills can defeat.
One interesting idea could be Orochimaru seeing Naruto as a unique specimen and instead of just trying to use him, he actually starts to respect Naruto's willpower. This could lead to a strange mentorship of sorts where Orochimaru teaches Naruto some of his more unorthodox jutsu in exchange for Naruto trying to help Orochimaru find a new path that doesn't involve so much darkness.
Another idea is that female Naruto discovers a hidden prophecy that involves Madara. She has to convince him to work with her to fulfill it, which is difficult because of his past actions and beliefs. Throughout the story, they gradually understand each other better and develop a strong bond based on trust and a common goal. This plot could also include other characters from the Naruto series who either support or oppose their alliance.
One idea could be that Naruto and his friends are somehow transported to the world of 'The Walking Dead'. Naruto, with his optimistic and never - give - up attitude, starts to teach the survivors some of his ninja training techniques to help them defend themselves better against the zombies. For example, basic self - defense moves and how to use the environment to their advantage.
One idea could be that Kaguya is reborn in a different form and Naruto has to help her remember her past without her turning evil again. It could involve them traveling through different dimensions in the Naruto world to piece together her memories.
One idea could be Orochimaru taking an unexpected interest in Naruto's growth not for his power but for his unique way of seeing the ninja world. Maybe Orochimaru starts to secretly guide Naruto in some unorthodox ways of chakra control, which Naruto initially resists but later realizes could be useful.
Perhaps Orochimaru's experiment accidentally releases an ancient evil that was sealed long ago. Naruto, being the hero he is, takes it upon himself to reseal the evil. Along the way, he discovers secrets about his own family and the origin of chakra that are linked to Orochimaru's experiment.
One plot idea could be Orochimaru finding a way to truly achieve immortality that doesn't involve body - hopping. Maybe he discovers an ancient jutsu that links his soul to the very essence of the ninja world. Another idea is Orochimaru teaming up with Naruto to face a new, greater threat, and in the process, Naruto starts to understand Orochimaru's pursuit of immortality from a different perspective. And perhaps Orochimaru could create a new form of immortality that is more about passing on his knowledge and skills in a unique way rather than just living forever physically.
Another interesting plot could be that they both get involved in training a new generation of Hyuga kids. Hinata with her gentle and patient approach and Hanabi with her more strict and disciplined style. They learn from each other's teaching methods and also help the kids develop their unique skills within the Hyuga clan's abilities.