Another plot could involve Stiles trying to hide his non - human nature from his friends, especially Scott. This would create a lot of tension and secrecy in the story. He'd have to constantly come up with excuses for his strange behavior or powers.
A really cool plot might be that Stiles is a part of an ancient non - human race that has been forgotten. And as he discovers his true heritage, he also has to face an old enemy of his race that has awakened, and he must use his newfound powers to protect his friends and the town.
A major theme is often power. Since he's not human, he might have special powers. The fanfictions explore how he uses or struggles with these powers. Also, the theme of secrecy comes up a lot. Stiles may need to keep his non - human side a secret from some people, which creates a lot of tension.
One great 'Stiles isn't human' fanfiction is 'Stiles, the Hidden Creature'. It delves into Stiles being a powerful and mysterious non - human entity. Another is 'Stiles' True Nature' which shows his journey of discovery about his non - human side.
Scott is often paired with Stiles. Their friendship is a central part of the original series, and in fanfiction, it can be explored in new ways when Stiles isn't human. Scott might have to deal with the changes in Stiles and still maintain their bond.
One interesting idea could be exploring how Lucy, not being human, views the human world. Maybe she has unique perspectives on human emotions like love and friendship that are different from our own.
One possible plotline could be Hermione being a magical creature in disguise. Maybe she's a veela, which would add an interesting dynamic to her relationships. Her beauty would be even more alluring and it could cause some jealousy among her peers.
One interesting 'eren isn't human fanfiction' could be where Eren is some kind of ancient spirit reborn. In this story, he has powers that are beyond human comprehension and he uses them to protect his friends in a very different way than in the original plot. His non - human nature makes his actions more unpredictable and the story full of twists.
There are also plots where baby Stiles has some special powers that he doesn't have as an older character. The pack has to protect him from those who would want to use his powers for evil, and in the process, there are cute and heart - warming interactions between Stiles and the members of the pack as they try to understand his powers and keep him safe.
In 'Stiles is not human fanfiction', it's possible that Stiles is a spirit or a ghost - like being who has somehow attached himself to a human form. This would give him abilities such as being able to pass through walls or having some sort of psychic connection with the afterlife. His relationships with the other characters would also be very different. His friends might start to notice strange things about him, like how he never seems to get cold or how he sometimes seems to know things that he shouldn't. It could create a lot of tension and drama in the story.
One idea could be that Bella is a vampire hunter who was turned into a vampire against her will. Now she has to navigate the vampire world while still holding onto her human values. Another could be that she's an alien disguised as a human named Bella, and she's on a mission to study Earth's culture. Maybe she falls in love with a human and has to decide whether to reveal her true identity.
One interesting 'Harry isn't human' fanfic could be where Harry is a powerful elf. In this kind of fanfic, he might have enhanced magical abilities that are unique to elves, like extreme speed and an even deeper connection to nature. Another could be that Harry is a dragon in disguise. He would have the strength and the ability to fly, which would change the whole dynamic of the story. And there might be a fanfic where Harry is a phoenix, being able to rise from ashes and having the power of healing and prophecy.