Another plot could be that Hermione uses her knowledge of the law to find loopholes in the marriage law. Meanwhile, George is more focused on how this law is affecting his family and friends. They could have a journey where they explore the dark side of the wizarding government that implemented this law. Along the way, they develop a deep bond as they face various challenges together, from dealing with anti - law protesters to fending off attacks from those who want to enforce the law strictly.
One idea could be the initial shock and resistance from both George and Hermione. George might be still mourning Fred and not ready for such a sudden arrangement. Hermione, on the other hand, could be conflicted as she had feelings for Ron. They could start off as reluctant partners but gradually find common ground through their shared love for magic and their determination to fight against the unjust law together.
Maybe they decide to pretend to be a happy couple in public to avoid getting in trouble with the law, but in private, they are constantly bickering. However, as they work on projects together, like helping to improve Weasley's Wizard Wheezes, they start to see each other in a new light. Their different ways of thinking, George's creativity and Hermione's academic knowledge, could combine to create some amazing magical inventions, which also brings them closer.
One idea could be that the marriage law forces Hermione and Neville to get married, but at first they are hesitant. However, as they start to live together, they discover each other's hidden talents. For example, Neville shows his amazing skills in herbology which Hermione admires. They gradually fall in love as they face challenges together, like dealing with the expectations of their friends and family who had different ideas about their relationship.
Maybe in the fanfiction, the marriage law is a ploy by a dark wizard to disrupt the order in Hogwarts. Hermione and Minerva have to pretend to be happily married to fool the enemy. During this time, they learn about each other's insecurities and strengths. Hermione might introduce Minerva to some modern Muggle concepts that could be useful in their fight against the dark forces, and their relationship gradually turns into a real and deep connection.
A plot could revolve around a marriage law that was created to strengthen pure - blood and half - blood relations. Hermione, being a Muggle - born, faces a lot of opposition. Harry stands by her side and they fight against the discriminatory aspects of the law. They could go on a journey to find ancient magic that could nullify this unjust law. Along the way, they meet different characters who either help or hinder them, and their relationship grows stronger as they face these difficulties together.
Well, a great plot idea could be that they are paired by the Marriage Law and have to pretend to be a happy couple in public for some political or social reasons in the wizarding world. But in private, they are constantly bickering. As time goes on, they find that they can't help but fall for each other. They might also face challenges from Draco's old Death Eater associates who don't approve of his union with Hermione.
One idea could be that the marriage law forces them to live together and they initially clash due to their different backgrounds. But as they get to know each other's true selves, they start to respect and even fall in love. For example, Hermione might introduce Draco to the value of Muggle - born magic and he could show her some of the more complex pure - blood magic traditions in a new light.
One plot idea could be the Oc and Hermione having to navigate the complex rules of the marriage law. Maybe they initially resist but gradually find common ground and unexpected feelings for each other. For example, they could be paired together by the law and at first be at odds, but as they face challenges in the wizarding world together, they start to rely on and care for one another.
One idea could be that they initially resist the marriage law due to their different worlds in Hogwarts. Charlie is all about dragons and Hermione is focused on academics. But as they start to spend time together, they discover they share a love for magical creatures in a different way. Hermione starts to see the beauty in Charlie's wild dragon - taming ways, and Charlie is amazed by Hermione's vast knowledge which could be useful in dragon conservation.
One idea could be that the marriage law forces Hermione and Kingsley together, but at first they are resistant. However, as they start to get to know each other, they discover they have a shared love for justice and protecting the wizarding world. They then work together on various cases, gradually falling in love along the way.
One idea could be the forced marriage leading to a power struggle within the Death Eater ranks. Hermione, with her intelligence, might try to outwit Bellatrix and use the situation to gather intelligence for the Order. For example, she could pretend to be compliant while secretly passing on information.
One plot idea could be that the Marriage Law forces Hermione and Blaise together. At first, they are very reluctant and constantly bicker. But as they get to know each other's intelligence and hidden depths, they start to develop a grudging respect. Eventually, they find common ground in their love for knowledge and magic, and their relationship evolves into a real marriage.