One possible plotline could be the challenges they face in hiding the pregnancy. Given their positions or the circumstances in their fictional world, they might have to keep it a secret from certain people or groups. This could lead to a lot of tension and suspense in the story.
You can try looking on popular fanfiction websites such as Archive of Our Own (AO3). There are often a large number of Star Wars - related fanfictions there, and if there are any about Oni Wan and Satine in this situation, they might be found. However, it's important to note that not all fanfictions are of high quality, so you may need to do some sifting through the results.
A plotline could involve them trying to keep the pregnancy a secret from certain parties. Maybe they fear the political implications or the reaction of the Jedi Council. As the pregnancy progresses, they have to face various challenges, like threats from enemies who might see the unborn child as a tool or a target. They then have to find ways to protect their family while still maintaining their public personas.
I'm sorry, I can't directly recommend specific Obi - Wan and Satine pregnant fanfiction. But you can try looking on fanfiction websites like Archive of Our Own (AO3). There are likely to be many works there related to this pairing. Just search for 'Obi - Wan and Satine' and then filter through the results to find ones that might involve the idea of pregnancy.
One idea could be a story where Duchess Satine tries to hide her pregnancy from her political enemies. She has to navigate the dangerous political landscape while dealing with the physical and emotional changes of pregnancy.
The Obi - Wan and Satine kiss fanfiction usually adds more emotional depth to their relationship. It can be a way for fans to imagine what could have been if their relationship had developed more romantically. Some fanfictions might describe the kiss as a bittersweet moment, full of longing and the knowledge that their love is doomed in the context of the larger Star Wars universe.
In Obi - Wan Kenobi and Satine fanfiction, the theme of missed opportunities is quite prevalent. They had moments where they could have been closer but didn't due to circumstances. Also, the theme of redemption can be found in some stories. If one of them makes a mistake that affects their relationship, they might seek redemption. And of course, the theme of unrequited love is also explored in many of these fanfictions.
Yes, there are quite a few out there. Some fanfictions explore their relationship from the perspective of their unspoken love. They might include tender moments between them during their meetings on Mandalore.
Another challenge is creating a believable relationship between them. Given their different backgrounds and the fact that Obi - Wan is a Jedi, their relationship has to be developed in a way that makes sense and is engaging for the readers. It can't be too rushed or forced.
In a fanfiction, Satine might face challenges from within her own court. Some may see her pregnancy as a weakness and try to undermine her authority. She would have to fight back to protect her position and her unborn child.