Another theme is the reactions of the people around them. Their friends, family, and the community in the story might have different responses to the pregnancy, which can add drama and interesting plotlines. For example, some might be supportive, while others might be against it due to various reasons like past grudges or social norms in the fictional world. Also, the challenges of the pregnancy itself, such as health concerns, can be a theme. They have to face these together, which further deepens their bond.
One possible plot could be that they initially had a complex relationship filled with misunderstandings. But as they grew closer, an unexpected moment of passion led to Emma getting pregnant. Then they would have to face the reactions of their friends and family in their fictional world, and struggle to figure out how to co - parent in the midst of all the chaos.
I'm not sure which specific Regina Emma pregnant fanfic is the best as it depends on personal taste. However, some fanfics might focus on how they deal with the pregnancy, their relationship development during this special time, and how their friends and family react. You could also try looking on fanfic forums where fans might recommend their favorite ones.
I'm not entirely sure if it's a common type. It depends on the popularity of the Regina - Emma relationship within the fandom. If a large portion of the fans are interested in their relationship and exploring different scenarios, then it might be somewhat common. But it could also be a rather niche idea within the broader range of fanfics for that particular fandom.
One common theme is the exploration of their relationship during pregnancy. It could be about how they support each other, deal with the physical and emotional changes, and prepare for the arrival of the baby.
Often, in 'emma regina pregnant fanfiction', there is the theme of anticipation and preparation. They might be getting ready for the new baby, like decorating a nursery or choosing names. There could also be a theme related to the reactions of their friends and family in the story. Some might be excited, while others could be worried or skeptical. And of course, there's always the overarching theme of love and how it evolves as they are about to become parents.
In the fanfic, it could also lead to a complex situation regarding the pregnancy. Maybe Regina would have to face the judgment of the community or her friends. And if Emma decides to stay in Regina's life, she would have to deal with her own feelings towards Regina and the unborn child. It's a very tangled situation.
One common theme is the characters' reactions to the pregnancy. How they deal with the unexpected news and how it changes their relationship. For example, they might start out as rivals and the pregnancy could bring them closer together.
Another option is to check out Regina and Emma - specific fan communities on social media platforms such as Tumblr or Reddit. Fans often share and recommend their favorite fanfictions in these communities, and you might be able to find some pregnancy - themed ones there.