The story could be quite complex. Naruto is used to his own world and set of rules. If Blackfire gets pregnant, it would disrupt his normal life. He may need to train harder to protect his new family. Blackfire, on the other hand, might have her own plans. Maybe she wants the child to inherit certain powers or she has a prophecy in her world related to the child. Naruto would be caught between his loyalty to his village and his new - found family, creating a lot of internal and external conflicts.
In such a fanfiction, the plot could go in many directions. One way is that Naruto, being Naruto, would try to bring peace between Blackfire's world and his own. Since she's pregnant, he'd see it as a new bond between the two worlds. He'd have to learn about Blackfire's culture and her powers to better protect her during pregnancy. And perhaps they'd have to hide from some enemies who would see their union and the unborn child as a threat.
Well, in most fanfictions, it would likely start with a very unexpected encounter between Naruto and Blackfire. Maybe they meet in a dimension - crossing event. If she gets pregnant, Naruto would probably first be in shock. He's a character with a strong sense of responsibility, so he would start thinking about how to take care of her and the unborn child. He might also face opposition from his friends or her allies as this is an unusual pairing.
In a 'naruto gets mei pregnant fanfiction', the plot could involve Naruto going on a mission to Mei's village where they initially clash due to different views. But as time passes, they see the good in each other. Their relationship blossoms secretly at first. Once Mei gets pregnant, it could cause a stir in both Konoha and her village. Naruto might then strive to bring peace between the two villages for the sake of their unborn child.
In a fanfiction where Naruto gets Konan pregnant, it could lead to a complex plot. First, it would shock both the Hidden Leaf and the Akatsuki. Naruto would have to face the judgment of his village as his relationship with Konan was unexpected. Konan, on the other hand, might face rejection from the Akatsuki. Their child could be a symbol of hope for a new alliance between the two former enemy groups. Naruto would strive to protect his new family while also trying to maintain peace in the ninja world.
Sakura would likely be shocked at first. She might feel a bit of jealousy or disappointment as she had some feelings for Naruto in the original story. But being a medical ninja, she would probably also offer her help to Blackfire during the pregnancy. Kakashi would be more composed. He would probably give Naruto some advice on responsibility and how to handle the situation with all the political and social implications. Sasuke might be indifferent on the surface but secretly be a bit worried about how this would affect Naruto's standing in the ninja world.
One possible plot development could be that they initially panic. Troy might start thinking about how to support a family while still in school. Gabriella could be worried about her future plans being derailed. They would have to face their parents and friends, and perhaps their friends would be divided in their reactions, some being very supportive while others might be judgmental.
Well, in this kind of fanfiction, it might start with Ginny getting involved with someone else in a moment of weakness. Once she discovers she's pregnant, she might be filled with guilt and fear. Harry, on the other hand, is a very loyal character in the original series. So when he learns about this, he could be devastated. The fanfiction could show the reactions of their friends and family too. Some might side with Harry, while others might try to understand Ginny's situation. It could also lead to a re - evaluation of Ginny's character, as she has always been portrayed as a strong and loyal person in the original books.
Well, one possible plot could be that Naruto and Hinata finally get some time alone after all the chaos in the ninja world. They might have a romantic getaway and during that time, Hinata discovers she's pregnant. This could lead to Naruto being over the moon but also super protective, like he'd start taking on fewer dangerous missions to be around for her.
Well, one possible plot development could be that Naruto and Hinata face various challenges as they prepare for the arrival of their baby. They might struggle with how to balance their ninja duties with family life. For example, Naruto may have to go on important missions while Hinata is pregnant, causing some tension between them as she worries about his safety. Also, their friends in the village could be involved, like Sakura helping Hinata with her prenatal care. The story could also explore how the village as a whole reacts to the news, whether they are excited for the new addition to the Uzumaki - Hyuga family or if there are some political implications due to Hinata's Hyuga lineage.
The story could show Naruto being super excited about becoming a father. He could be seen talking to his unborn child, sharing his dreams and hopes. His wife might have some special requests during her pregnancy, like craving certain foods from different villages, and Naruto would go to great lengths to get them for her.
Well, it could start with Naruto being sent to a realm where the goddess resides. The goddess, perhaps being lonely or seeing something special in Naruto, falls in love with him. As they interact more, she might use some of her divine powers in a way that results in her getting pregnant. Naruto would then have to adapt to this new situation and also figure out how to bring his new family into his own world, if possible, all while dealing with the fact that his partner is a goddess with different customs and powers.
In such a fanfiction, perhaps the plot could involve a lot of drama. Stefan might initially be in shock at the unexpected pregnancies. There could be a rift between him and his friends due to the complex situation. He would have to figure out how to support both Elena and Caroline during their pregnancies, and also deal with the reactions of the Mystic Falls community. Maybe he would start to realize his deeper feelings for both of them as they go through this life - changing experience together.