Growth is also a major theme. The fanfictions usually show how both Harry and Hermione grow as individuals and as a pair. They learn from each other, support each other, and become better versions of themselves through their relationship.
One common theme is the idea of redemption for Draco. By helping Hermione when she's injured, it can be a start of his journey to become a better person. It shows a shift from his previous antagonistic role.
One common theme is friendship. Since they are such good friends in the original series, fanfictions often explore the deeper levels of their friendship, like loyalty and understanding.
One common theme is the exploration of their relationship. Since in the original books they were just friends, fanfictions often look at how they could become more. Another theme is adventure. They might go on quests together that weren't in the original series. And of course, the theme of growing up and dealing with the challenges of the wizarding world as a couple is also quite common.
One common theme is mentorship. Remus, being older and more experienced, often mentors Harry. Another theme is protection, as Remus steps in to protect Harry from various threats. Family - like relationships are also common, where Remus fills the void of a family member for Harry.
There's also 'A Different Path'. In this fanfiction, Harry's actions towards Hermione are quite protective. It delves into how their characters grow and develop in relation to each other. It shows a more nuanced side of their relationship, away from the main plot of the original books.
Another theme could be mystery - solving. The bathroom might be a place where they discover some strange magical phenomenon or a clue to a bigger mystery at Hogwarts. Maybe there's a hidden message on the bathroom walls that only they can decipher, leading them on an adventure to figure out what it means.
One common theme is the exploration of how their friendship could have transitioned into love. Another is dealing with the reactions of their friends, like Ron. Also, some stories focus on how their combined magical abilities could be used in new ways when they are in love.
One common theme is the exploration of power and its corrupting influence. For example, in some fanfictions, they might be tempted by dark magic due to the allure of power. Another theme is the testing of their friendship in extreme and often dark circumstances. Sometimes, they face situations where they have to choose between their loyalty to each other and the greater good.
One common theme is power dynamics. Since they are in a royalty setting, there's often a focus on how Harry and Hermione handle the power that comes with being royalty, whether it's political power or magical power specific to their new positions.
One common theme is the exploration of their relationship. How they grow from friends to betrothed and then to something more. Another theme is often the challenges they face due to their betrothal, like dealing with the expectations of the wizarding community.