Perhaps in the fanfic, the LaTeX hood is a family heirloom that Hermione inherits. It has some ancient spells inscribed on it in LaTeX code. She has to decipher it to unlock its true potential, which could lead to all sorts of adventures.
Another concept is that the LaTeX hood is a creation of a new, eccentric wizard. Hermione is chosen to test it out. While wearing it, she starts to see the magical world in a whole new way, with equations and formulas floating around that help her understand magic on a deeper level.
One idea could be that Hermione discovers a magical LaTeX hood that has the power to enhance her knowledge absorption. She could use it while studying in the library, much to the amazement of her friends.
In the fanfic, the LaTeX hood might give Hermione the ability to communicate with magical creatures in a unique way. For example, she could use LaTeX - like codes to understand the complex languages of dragons or centaurs. This would make her a key figure in the wizarding world's attempts to co - exist with these creatures.
In a fanfic, Hermione could be invited to a special event at Beauxbatons. She gets to see the beautiful architecture and unique magical practices of the school. There, she meets a Beauxbatons student who becomes her study partner. Together, they explore different ways of magic and Hermione brings some of her Hogwarts knowledge to share, creating a story of cross - school cooperation.
Well, in a fanfic about Hermione as a Playboy model, it could start with her getting an offer she initially refuses. But then, maybe due to some financial need or to prove a point about female empowerment, she accepts. The story could then detail her experiences on set, how she interacts with the photographers and other models. There could be a sub - plot about her friends' reactions, like Harry and Ron being completely shocked at first, but then coming to support her as they see her take control of this new situation and use it for good.
One idea could be that Hermione, while on a research mission in a new magical realm, accidentally stumbles into the world of assassins. She uses her magical knowledge and intelligence to either help or be hunted by the assassins. Maybe she tries to adapt some of their stealth techniques to her magic for self - defense.
One idea could be that after a major battle, Hermione realizes that she and Harry have grown in different directions. She decides to break their friendship in order to pursue her own path of magical research. This could lead to a story where Harry initially feels betrayed but then comes to understand Hermione's decision as he too embarks on his own journey of self - discovery.
Another possibility is that Hawkeye is on a mission in a world where magic exists on the fringes. He meets Hermione, who is researching ancient magical artifacts that could have an impact on the Muggle world. They start off distrustful of each other but as they learn more about their respective worlds, they form a bond and work together to protect both worlds from a common enemy.
One plot idea could be that Hermione is in the middle of an important exam at Hogwarts but she suddenly has an urgent need to pee. She tries to hold it in while still focusing on answering the questions. Another could be during a long adventure in the Forbidden Forest, she has to find a private and safe place to relieve herself. Or perhaps she's in a wizarding library researching and the need to pee becomes a comical and desperate situation as she doesn't want to leave her precious books.
One idea could be a fanfic about Hermione starting a magical library where she shares her knowledge with young witches and wizards. It could focus on her teaching them important spells and lessons from her own experiences.
One idea could be that during detention, Hermione discovers a hidden magical artifact in the classroom. This leads to an adventure where she has to figure out its purpose and keep it safe from those who might misuse it.
One plot idea could be that Hermione, through some magical mishap, ends up in the Marvel universe and meets Steve Rogers. She could use her magic to help the Avengers in a battle against a powerful enemy that their technology can't handle. For example, she might use a spell to contain a powerful energy source that was about to explode and destroy a city.