Another theme could be the support system around Rapunzel during her pregnancy. Maybe Flynn Rider and her friends in the tower are there to help her. They could be preparing for the new arrival, like making baby clothes from the materials in the tower or finding a safe place for the baby to sleep. It's all about the community coming together in a family - friendly way.
One possible theme could be about Rapunzel's journey into motherhood and how she overcomes her fears. For instance, she might be worried about being a good mother since she was locked away for so long and didn't have a normal upbringing herself.
One possible theme could be a comical take on Batman in a baby - like or vulnerable state. It might be about how the other characters in the Batman universe react to this strange situation.
One possible theme could be about creation and new beginnings. Maybe they are creating a new type of Transformer, and the process is symbolized as a pregnancy. Another theme could be about the bond between them growing stronger as they 'await' this new creation.
One possible theme could be their deep friendship. They could be shown supporting each other through tough times, like when facing a powerful enemy. Another theme might be their growth as ninjas. For example, they could train together and learn new techniques from each other.
One possible plotline could be that there is some sort of magical or experimental accident that causes Sakura to become pregnant. Sasori, who may have initially been an adversary, could then be forced to face his feelings and take on a more protective role. Another could be a situation where they are in an alternate universe where their relationship is different from the original source, and the pregnancy occurs as a result of their new - found love in that universe.
One possible plotline could be that it's all a big misunderstanding. Maybe there's a false pregnancy test result due to some strange jutsu or mix - up. And throughout the fanfic, Naruto and Temari are trying to figure out what's really going on while also dealing with the reactions of their friends and families. Another could be that they are in an alternate universe where they are part of a magical ritual that binds them in a way that makes it seem like Temari is pregnant with Naruto's child, but it's really about a deeper connection they need to understand.
One possible plotline could be that Black Widow gets pregnant through some sort of scientific experiment gone wrong. But instead of it being something dark, it becomes a journey of self - discovery. She could start to see the world in a different light, with more hope for the future, and the other Avengers could help her come to terms with this new situation.
One plotline could be that Ino discovers she's pregnant during a crucial mission for the village. She has to balance her duties as a ninja and her pregnancy. Her friends and family support her, and she learns new ways to use her mind - related jutsu during this time. For example, she might be able to communicate with the unborn baby using her telepathic abilities.
The plot could be about Ino's discovery of her pregnancy and her initial shock and joy. She then might start preparing for the baby, like redecorating her living space. Her friends, such as Sakura, could come over to give her advice on pregnancy and motherhood.
A possible plot could be that Nami discovers she's pregnant. Luffy, being the captain, decides to take the crew to a safe and peaceful island where Nami can have a comfortable pregnancy. The crew then works together to build a nice home for Nami and gather all the necessary supplies. Luffy constantly checks on Nami to make sure she's happy and safe.
One possible theme could be their friendship. Vivi was an important part of the Straw Hat crew's journey in the Alabasta arc. Fanfictions could focus on how they became friends, like how Luffy's simple - minded but kind nature won Vivi over, and how they supported each other during battles and difficult situations.