A plot could revolve around a competition in the ninja academy. Naruto, Naruko, and Satsuki are all top students in different ways. Naruto is strong in physical combat and has a lot of raw power. Naruko might be more strategic and good at using the environment to her advantage. Satsuki is a prodigy with her Sharingan. The competition forces them to team up at times and compete at others, and through this, a complex relationship forms among them.
Maybe a fanfiction where they are all in a different timeline. Naruto and Naruko are from a more peaceful Konoha, and Satsuki has been sent there as an ambassador of sorts from her village. At first, there are misunderstandings, but as they get to know each other better, they start to work together to improve relations between their villages. They learn from each other's cultures and ninjutsu techniques, creating a unique bond.
One plot idea could be that Naruto, Yakumo, and Satsuki are on a mission together in a strange, new land. They have to rely on each other's unique skills. Naruto's strength and determination, Yakumo's powerful genjutsu, and Satsuki's intelligence all play a part in their survival. They start off as reluctant teammates but grow closer as they face various challenges.
One common theme is friendship. They all grew up in the same village and have different relationships with each other. Fanfictions might explore how they support each other through tough times. For example, during a difficult mission.
One idea could be that Naruto, Narumi, and Naruko are on a mission together. During the mission, they discover a hidden power that only they can unlock when they combine their skills. This leads to a series of adventures where they have to learn to trust each other more and more.
One idea could be a time - travel plot where Naruto, Naruko (presumably a female version of Naruto), and Kushina are all brought together in a different era. They could team up to face a new and powerful enemy that threatens the very existence of their clan or the village. Another could be a story where they are all in a training session together, with Kushina teaching the two younger ones some of her unique ninja techniques.
Well, it could be that clone Naruko has memories from Naruto's past that he has forgotten. As they interact, these memories start to surface. This leads to them exploring parts of Naruto's history that he never fully understood. They might also find that clone Naruko has a connection to an ancient power that was somehow linked to Naruto's family in the past. And as they figure all this out, their relationship grows stronger.
One idea could be that Naruto discovers the Naruko clone has unique abilities that no other clones possess. Maybe she can communicate with animals in a special way, and they go on adventures together to explore this new power.
One idea could be that Naruto, in a different reality where Naruko exists, has to navigate through a series of challenges while being part of a harem. For example, he might have to prove his worth to each member of the harem, including Naruko. Another plot could involve a mysterious force that brings the harem together and Naruto has to figure out how to keep everyone happy and safe.
Well, a possible plot could be centered around their journey to prepare for the baby. They might travel to different places to find the best midwife or special herbs for a healthy pregnancy. Also, there could be a sub - plot where their friends, like Sasuke and Sakura, help them train while Naruko is pregnant so that she can still defend herself if needed. It could add an interesting dynamic to the story.
One plot idea could be that Naruto and Satsuki are on a joint mission in a foreign land. They have to rely on each other to survive and in the process, they discover new sides of each other. For example, Naruto learns about Satsuki's insecurities behind her tough exterior, and Satsuki sees Naruto's determination in a different light.
It could be a rogue ninja from a forgotten clan who wants to steal the unique powers of Naruto, Naruko, and Satsuki. He sees their combined potential as a threat to his own evil plans of taking over the ninja world. This antagonist might have some ancient and powerful jutsu that the three heroes have to figure out how to counter.