One idea could be that they have to face the challenges of being pregnant in a world full of shinobi battles. Maybe they have to hide their pregnancies from enemies who might see it as a weakness. Another could be that they support each other through the physical and emotional changes, and their friendship grows even deeper during this time.
Well, perhaps in this fanfiction, their pregnancies are the result of some kind of special jutsu gone wrong. And they then have to figure out how to deal with the unexpected situation. They might also have to deal with the reactions of their friends and family, some of whom could be shocked or even disapproving at first.
A plot idea could be that there is some sort of threat to the pregnancy. Maybe an old enemy of either Naruto or Sasuke resurfaces and tries to target the unborn child. This would lead to them having to go into hiding and rely on their closest friends for protection. Or perhaps they discover some unique ninja ability that the baby might inherit, and they have to figure out how to nurture that ability even before the baby is born.
A possible plot is that the pregnancy is a result of some sort of chakra - related phenomenon. This causes some concerns among the medical ninjas in the village. Naruto and Sasuke have to deal with the mystery behind it while also preparing for their new family member. They might have to travel to different places to seek answers, all while Sasuke is dealing with the physical and emotional changes of pregnancy.
One idea could be that their pregnancies bring the two villages closer together. With Fem Naruto and Gaara both expecting, it could lead to a new era of peace as the two most powerful ninja from their respective villages are about to become parents. This could involve joint efforts in protecting the future of their children, like creating a new safe haven for the new generation.
One plot idea could be a story where Fem Sasuke is a powerful kunoichi from a different village who comes to Konoha for a special training exchange. Naruto is immediately intrigued by her cool and aloof demeanor. As they train together, they start to understand each other's dreams and past traumas, and a deep friendship forms that could potentially turn into something more. Another idea is a time - travel plot where Fem Sasuke and Naruto are sent back in time and have to work together to prevent a great disaster from happening in the past, all while dealing with the differences in how things were back then compared to their own time. A third idea could be a story set in an alternate universe where Fem Sasuke is a princess of sorts and Naruto is a wandering hero. They meet when Naruto saves Fem Sasuke from some bandits, and their fates become intertwined as they embark on a journey to bring peace to the land.
Well, a cool plot could be Fem Naruto and Sasuke are both entered into a ninja tournament. They start off as rivals but as the tournament progresses, they start to respect each other's skills more. And perhaps there's a mystery behind the tournament that they end up uncovering together. Or maybe Fem Naruto has a special power that only Sasuke can help her control, and in the process of training together, they form a deep bond. Another one is that they are both transported to a modern world and have to adapt while still relying on their ninja skills, and during this time, their relationship evolves in unexpected ways.
One plot idea could be that Sasuke and Hinata end up in an arranged marriage for political reasons in their village. At first, they are hesitant and distant from each other. But as time passes, they start to understand and respect one another. Hinata discovers she's pregnant, which makes Sasuke realize his growing feelings for her and his newfound responsibilities as a future father. He then becomes more protective and they work together to create a stable family environment in a world full of shinobi threats.
One plot idea could be the OC struggling with the idea of being a mother at a young age while Sasuke is away on a mission. She has to deal with the judgment of the village and her own insecurities. Another could be Sasuke's reaction when he finds out. He might be initially shocked but then become very protective.
One plot idea could be that Naruto and Dark Fem Sasuke are forced to team up to face a new, powerful enemy threatening the Hidden Leaf. During their journey, they gradually understand each other's motives and past traumas better. Another could be a time - travel plot where Naruto meets a younger version of Dark Fem Sasuke and tries to change her path to a less dark one. A third idea is that they are in a parallel universe where their roles are reversed in some ways, and they have to adapt to these new situations while still maintaining their connection.
One plot idea could be that Dark Naruto, with his more brooding and powerful nature, teams up with Fem Sasuke to take on a new and dangerous threat to the Hidden Leaf. Maybe they have to face an ancient evil that has been awakened and they are the only ones with the skills and power to stop it. Another idea is that there is some sort of misunderstanding between the two that leads to a fight, but then they realize they are on the same side and combine their abilities to defeat a common enemy.
Perhaps there is a prophecy that a union between them would result in a special child. They initially resist the idea but as the pregnancy progresses, they start to embrace the new situation and work together to protect the unborn child from those who might want to harm it. They also have to face the challenges of changing their relationship from rivals to co - parents.