Well, one possible plot could be that Hermione is on a quest in Hogwarts to find a hidden spell book. She discovers that the key to unlock the room where the book is kept is locked in place by a magical charm. She has to use her intelligence and knowledge of various spells to break the charm and get the key. For example, she might first research about the origin of the charm in the library, then try different counter - spells she has learned over the years.
Another plot could be that the key is locked in place by a mischievous house - elf. Hermione has to bargain with the house - elf to get it released. She tries to use her knowledge of house - elf rights and magic to persuade the elf. In the process, she might learn more about the hidden secrets of Hogwarts that are related to the house - elves and their magic.
Maybe the key is locked in place as part of a protection mechanism for a powerful magical artifact. Hermione could be part of a group (including Harry and Ron) who are trying to retrieve the artifact before the bad guys get to it. She has to figure out how to unlock the key by solving a series of magical puzzles. Each puzzle is related to a different subject she has studied, like Transfiguration or Potions.
Hermione might also think about the reason why she's locked in. Is it a trap set by an enemy? If so, she'd start to plan how to outwit them once she gets out. She could use the time she's locked in to prepare herself mentally and magically. She might even try to find a way to turn the situation to her advantage, like using the room's contents to create a new spell or potion that could help her later.
Well, one key theme could be the exploration of identity. When Hermione undergoes such a transformation, it challenges her existing self - perception. Another theme might be the reaction of the people around her in the wizarding world. How do her friends like Harry and Ron react? Do they accept her new form or struggle with it? Also, it could touch on themes of acceptance in a broader sense, not just from her friends but from the entire wizarding community.
One possible plot could be that Oliver, being the Quidditch enthusiast, asks Hermione for help with strategizing for an important match. Hermione uses her intelligence and knowledge of spells to come up with unique plays. Along the way, they develop a mutual respect and friendship.
A Hermione Granger brainwashed fanfic can be a very interesting yet controversial concept. It often involves taking the strong - willed and intelligent Hermione and changing her in some way through brainwashing. Some fanfics might do this to explore different aspects of her character, like how she'd react if her beliefs were forcibly altered. However, it also raises ethical questions within the context of the story.
In some fanfics about Hermione and the Time Turner, it's often used as a plot device to fix mistakes. Maybe she goes back in time to prevent certain events from happening that had negative consequences in the original timeline. This can create a lot of interesting alternate storylines. For instance, she could stop the basilisk from being set loose too early, or she could change how she first met Harry and Ron, leading to different relationships and character developments.
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.
One idea could be that Hermione discovers belly dancing as a form of stress relief during her hectic Hogwarts years. She starts learning it secretly in an abandoned classroom and gradually becomes really good at it. Her friends notice a change in her confidence but don't know why until they accidentally discover her dancing.
She might be a maid at a magical inn. Hermione could encounter all sorts of strange wizards and witches as she cleans their rooms. She could stumble upon a mysterious object left behind by a guest and then begin a quest to figure out what it is and where it belongs, using her vast knowledge of magic.
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 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.