The relationship might develop through shared experiences. As the OC goes through the different stages of pregnancy, they face various challenges together. Maybe they have to deal with a difficult pregnancy and Sasuke has to be there for her, which strengthens their bond. Also, they could start planning for the future of their child, which brings them closer.
One way to develop their relationship could be through shared trauma from the war. The OC could have also been involved in the war efforts, and they start to bond over their experiences. They might initially be hesitant, especially Sasuke with his guarded nature. But as they work together to rebuild their world post - war, they gradually open up to each other.
The OC's character can be developed through her reactions to different situations. When she first meets Sasuke, how does she respond to his coldness? Does she try to break through his barriers or is she put off? With Gaara, when she learns about his past, does she pity him or see his strength? Also, give her a moral code. If she believes in always helping the weak, it will affect how she treats Sasuke when he's in a dark place and how she interacts with Gaara's people in the Sand Village. Her hobbies and interests can also be used to make her more three - dimensional. For example, if she loves cooking, she could cook for Sasuke and Gaara, and through that, their relationships can grow and develop.
At first, it could be strained. Sasuke is so focused on his revenge that he might see his sister as a distraction. But as time goes on, he starts to realize her importance. Maybe when he's in a difficult situation and she comes to his rescue, he begins to value her more. Their relationship could then grow into one of mutual respect and protection.
During the pregnancy, their relationship might face some tests too. Sasuke's over - protectiveness could sometimes clash with Sakura's independence. But through these small conflicts, they would learn to better understand each other's boundaries. Also, they could share more intimate moments, like feeling the baby move together, which would deepen their bond.
The OC could be a mysterious ninja from a far - off land. Sasuke might think this ninja has some secret knowledge about the Uchiha clan that he wants, so he kidnaps them.
As the OC's pregnancy progresses, Itachi may find himself changing his priorities. He might start to think more about a peaceful life with the OC and the baby. This could lead to a shift in their relationship from just being two individuals in love to a family - in - the - making. They could start making plans for their family, like choosing a name for the baby, which would bring them closer together.
The pregnancy can be a catalyst for their relationship to deepen. They might start to communicate more openly about their feelings and fears. For example, Sasuke could share his insecurities about being a father, which he has never done before, and Naruko could comfort him.
A 'sasuke meets oc fanfiction' could be really interesting. It might explore new relationships and character developments. Usually, when Sasuke meets an original character (oc), it can lead to various plot twists. For example, the oc could be from a different ninja clan with unique abilities that Sasuke has never seen before. This could either make them allies or enemies depending on the circumstances. The fanfiction could also delve into Sasuke's reaction to this new character, whether he is suspicious, intrigued, or dismissive at first.
The OC could also develop in terms of her powers. Maybe the pregnancy enhances or alters her powers in some way. This could lead to new story arcs where she has to learn to control these new aspects of her abilities while also dealing with the physical and emotional changes of pregnancy. For example, if she has telekinetic powers, the pregnancy might make them stronger but less stable at times.
Sasuke would likely be initially shocked. He's a man who has been through a lot and is used to a life of solitude and danger. But then, a sense of protectiveness would kick in. He'd become more vigilant about the safety of Sakura and their unborn child. He might also start to think about how to be a better father than his own was, in some ways, trying to break the cycle of his family's past.