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.
Well, it could be a mentor - mentee type of relationship. Hawkeye could teach Hermione about non - magical combat and self - defense, while Hermione could introduce Hawkeye to the world of magic, like teaching him simple spells for protection. They would respect each other's skills and knowledge.
One idea could be that Hermione turns into a centaur as a result of a misfired spell during a Defense Against the Dark Arts class. She could then struggle to adapt to her new form, having to deal with the physical differences like running on four legs and having a horse - like body. Meanwhile, her friends Harry and Ron would be trying to find a way to reverse the spell.
One idea could be Hermione discovers she's the Chosen One when she stumbles upon an ancient prophecy in the restricted section of the library. This prophecy was hidden away for centuries and she realizes it speaks of her. She then has to face a series of trials alone, without the support of Harry or Ron at first, as they are skeptical. This could lead to her growth as a character and show her independent strength.
One idea could be a crossover where Jasper Hale, with his vampire abilities, senses Hermione's powerful magic. They meet when the Cullens move to the UK for some reason. Jasper is intrigued by Hermione's intelligence and her ability to handle complex situations. They start to form an unlikely friendship which gradually turns into a deeper relationship as they learn more about each other's worlds.
One great pairing for Hermione Granger in crossover fanfiction could be with Doctor Strange. Their intelligence levels are quite high. Hermione's magical knowledge combined with Strange's mastery of the mystic arts would make for an interesting dynamic. They could solve complex magical - mystical problems together.
One idea could be that Hermione is raised in secrecy by someone who knew Voldemort's true identity but didn't want her to follow his dark path. She discovers her true parentage through a series of mysterious events, like finding an old diary of Voldemort's that reveals secrets. Then she has to struggle with her own identity, whether to embrace the part of her that is related to Voldemort or completely reject it and continue to fight for good.
Another could be a cross - over where Hermione stumbles upon Forks while on some sort of international magical research. She meets Edward and they start to exchange knowledge about their different worlds, like Hermione teaching Edward about complex spells and Edward sharing vampire lore.
A popular idea is a post - war fanfiction where they help to rebuild the wizarding world. They could be involved in projects like restoring Hogwarts or creating new magical educational programs. This gives a chance to show their growth from students to leaders in the wizarding community.
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, being Bella's cousin, uses her magic to protect Bella from the various dangers in Forks. For example, when the vampires start to show interest in Bella, Hermione could create protective spells around her. Maybe she'd also use her knowledge of potions to make something that would hide Bella's scent from the vampires, which is a big part of the 'Twilight' series.