In some 'reader turned into a kitten fanfiction', the plot might involve the reader - kitten being adopted by one of the main characters. This creates a whole new dynamic as the character who was once just an object of admiration in the original story now becomes the reader's caretaker. The reader has to figure out how to hide their human - like intelligence while also enjoying the newfound closeness with their favorite character.
One interesting plot could be the reader, now a kitten, trying to communicate with the original characters. For example, they might use their cute kitten antics to get the attention of a particular character they like in the original story. Another plot could be the struggle of the reader - kitten to adapt to their new form and the animal world around them, like learning how to climb trees or catch mice, which they would never have to do as a human.
One common character type is the wise old animal. This could be an old cat or an owl. In 'reader turned into a kitten fanfiction', this character often serves as a guide for the kitten - reader. They help the reader understand their new form and the rules of the world they are now in. And then there are the side characters from the original story who may have different reactions to the presence of the kitten, ranging from amusement to suspicion.
Well, perhaps the oc is cursed by an evil witch to be turned into a kitten as a form of punishment. In this case, the oc has to go on a quest to find a rare magical flower that can break the curse. Or, the oc could be part of a scientific experiment that goes haywire and turns them into a kitten. They then have to escape the laboratory and find someone who can understand their situation and help them change back. Also, it could be that a jealous rival uses a powerful talisman to transform the oc into a kitten, and the oc must outwit the rival to regain their human form.
One interesting plot could be a person who accidentally gets turned into a gorilla and then has to navigate the gorilla society, learning their ways of communication and hierarchy.
A plot could revolve around Sesshomaru's loss of his demonic powers. As a human, he has to find new ways to protect himself and those he cares about. He could start learning human fighting techniques or rely on his wits more. There could also be a plot where he discovers new aspects of the human world that he was oblivious to as a demon, like art or music, and these new interests change his view of humans and the world in general.
Another plot could involve Naruto's relationships. As a female, her friendships with characters like Sakura and Ino might change. They could bond over more 'female - centric' things while still being ninjas. Also, her relationship with Sasuke could take on a different dynamic. Maybe there would be more of a romantic tension from the start, and she would have to navigate those feelings while still trying to bring Sasuke back to the village.
One plot could be that Sookie, as a new vampire, struggles to control her bloodlust while still trying to maintain her relationships with her human friends. Another could be her using her new vampire abilities to solve mysteries in the supernatural world that she couldn't before. Maybe she discovers new powers unique to her that are a combination of her former self and her vampire nature.
One possible plotline could be the reader, now a vampire, struggling to adapt to the vampire society in the Twilight universe. For example, dealing with the strict rules of the Volturi. Another could be falling in love with a character from the original series, like Edward or Jacob, but facing new challenges due to being a newly - turned vampire.
Well, perhaps there could be a plot where Percy, as a girl, has to form new relationships. She might have a different dynamic with her male friends now that she's a girl. And there could be a story arc about her coming to terms with her new identity. Maybe she discovers new aspects of herself that were hidden when she was a boy. Also, it could be interesting if she uses her new form to her advantage in some situations, like fooling her enemies who are used to dealing with the male Percy.
In some fanfictions, a possible plot could be that Stiles, as a kid, has a different perspective on the supernatural world around him. He might not be as afraid as he was when he was older. For example, he could befriend a supernatural creature that the older Stiles would have been more cautious about. This new friendship could lead to new alliances for the pack. Also, his family's reaction to his sudden transformation could be explored. His dad might be really confused and worried, while his friends are trying to keep it a secret from the wrong people in town.
Well, in some 'human turned into anthro pokemon fanfiction', there could be a plot where a human is transformed into an anthro Eevee. This Eevee - human now has to find a way to reverse the transformation. Along the way, they make friends with other Pokemon and learn about the complex social structure of the Pokemon world. They might face challenges like being hunted by a trainer who wants a rare anthro Pokemon.