One common theme is the power dynamic. Fat Gum has a lot of strength and experience, while Fem Kirishima might be portrayed as more of a newbie or someone looking to learn from him. Their relationship can develop around training and growing stronger together.
Friendship turning into something more is also quite common. They start off as comrades in the hero world, and as they spend more time together, feelings begin to develop. This can involve cute moments of them realizing their feelings, like blushing around each other or getting jealous when the other is with someone else. It often includes a lot of fluff and sweet interactions.
Another theme could be about facing challenges together. In the My Hero Academia universe, there are always villains and dangerous situations. A fanfic might focus on how Fem Kirishima and Fat Gum work as a team to overcome these challenges, and in the process, their relationship deepens. Maybe they have to save each other from a powerful villain, which makes them realize how much they care about one another.
You can start by looking on fanfic websites like Archive of Our Own (AO3). It has a large collection of My Hero Academia fanfics. Just use the search function and type in 'MHA Fem Kirishima x Fat Gum' and you'll likely find a bunch of relevant stories.
One common theme is self - discovery. The reincarnated OC often has to figure out who they are in this new world and how their previous life and new circumstances interact. Another is the struggle for power. Since the MHA world is centered around quirks, the OC usually has to find a way to gain power or use their unique skills.
One common theme is mentorship. All Might is Deku's mentor, so a lot of fanfics explore how he guides Deku, like teaching him how to use his power effectively.
Romance is also a very common theme. The male reader often forms romantic relationships with the MHA females. These relationships can range from sweet and innocent to more complex and angsty, depending on the story. For instance, some fanfics focus on the difficulties of a relationship between a normal male reader and a powerful female hero.
One common theme is the power dynamic. Since the Kyuubi is a powerful being, in fanfics, it can be about how Naruto and the Fem Kyuubi interact in terms of power sharing or how Naruto learns to control the power she represents.
Another theme might be revenge. Fem Harry, after the betrayal, could be on a path to seek revenge against those who wronged her. It could be a complex journey of plotting and outsmarting her betrayers. For example, she might use her new - found knowledge of the people who betrayed her to turn their own plans against them. In many of these fanfics, the betrayal also serves as a catalyst for Fem Harry's growth. She might become stronger, more self - reliant, and more aware of the darker side of the wizarding world. It's often a journey of her learning to trust her instincts and not be so naive in the future.
One common theme is friendship. Since Kiba is part of a team in Naruto, in 'naruto fem kiba' fanfics, her relationships with her teammates like Shino and Hinata can be explored in new ways. For example, how they support each other during missions or training.
Well, often there are themes related to relationships. For example, how her relationship with her partner (whoever that may be in the fanfic) evolves during the pregnancy. There might also be themes about the future of the child she's carrying and how it will impact the Naruto world. It could also explore how fem Naruto copes with the physical and emotional changes that come with pregnancy in a world full of battles and shinobi politics.
A theme that is often present is the struggle against destiny. In the original Naruto story, Obito was set on a certain path. In fem Obito fanfics, she might struggle against the same pre - determined fate in different ways. This could involve defying the expectations of her clan or the village, and forging her own path in a world that might have different expectations of her as a female ninja.
One common theme is identity. Since Harry is now a succubus, there's a lot of exploration about who she is in this new form. Another theme is power. Succubi usually have certain powers, and in these fanfics, fem Harry has to learn to control and use them. There's also often a theme of acceptance, as she has to come to terms with being a succubus in a world that may not be so accepting of it.