Well, a major theme is the re - evaluation of their identities. When Harry and Draco are married, they have to re - think who they are in relation to each other. There's also the theme of family, like how they create their own family unit, which might be different from the traditional wizarding families. And of course, love is a central theme. It's about how their love grows in a situation that was not expected in the original story. Some fanfictions also touch on the theme of sacrifice, where one or both of them might have to sacrifice something for their relationship.
Another theme is the clash of their different backgrounds. Draco being from a pure - blood family with certain beliefs and Harry being the 'Boy Who Lived' with his own set of values. The fanfictions usually deal with how they overcome these differences within the context of their secret marriage. For example, they might have to figure out how to combine their different social circles without raising suspicions. It makes for an interesting exploration of character growth and relationship building.
One common theme is secrecy and the fear of being discovered. Since they are from different backgrounds and were once enemies, they have to keep their marriage a secret from everyone around them.
One common theme is the secrecy itself. How they keep their relationship and marriage a secret from their friends and families, especially considering their past rivalries at Hogwarts. Another theme is the discovery and reaction of their friends, like Hermione and Ron finding out and their initial shock or acceptance.
One common theme is redemption. Draco is often portrayed as redeeming himself and changing his ways. Another is the exploration of the wizarding world from a different perspective, as they are now a couple. And of course, there's the theme of love conquering all, especially considering their past enmity.
One common theme is redemption. Draco, who was once a bit of a bully, is often shown as being redeemed through his love for Hermione. For example, in many stories he starts to see the value in Muggle - borns like Hermione more clearly.
One common theme is redemption. Many fanfictions explore how Draco, who was often seen as a bully in the original series, can find redemption through his relationship with Harry. For example, he might realize the error of his ways and strive to be a better person with Harry's influence.
Forgiveness is a big theme. Hermione has to forgive Draco for his past wrongdoings and Draco has to forgive Hermione for her initial judgment of him. Their marriage is often a journey of mutual forgiveness. Also, family and acceptance play a role. They have to deal with their families' reactions to their relationship, which in turn explores the theme of acceptance within the wizarding families.
One common theme is redemption. Draco is often depicted as having a chance at redemption through his relationship with Harry. For example, in many stories, Draco realizes the error of his ways under Voldemort's influence and Harry helps him turn a new leaf.
The theme of change is also quite prevalent. Harry's married life means a new phase in his life. His values, his relationships with his friends, and his approach to magic might all change. Fanfictions often show how he adapts to these changes and how his new life affects those around him. For example, his friends might have different expectations of him now that he's married, and the fanfiction could explore how he manages those expectations while still staying true to himself.
One common theme is the adjustment to domestic life. Harry, who has been through so much adventure, now has to adapt to a more normal, married life. Another theme is how his marriage affects his relationships with his friends, like Ron and Hermione. Sometimes it can create a bit of distance as he focuses on his new family.