Isolation and connection could be a major theme. Harry is isolated after being neglected, and Daphne is also somewhat on the fringes in the Slytherin house. When they come together, it's about breaking through their individual isolations and forming a unique connection. Their relationship might show how two people who seem different on the surface can find common ground and build a strong bond that helps them both overcome their feelings of being alone in the wizarding world.
Well, perhaps in this oneshot fanfic, Harry is neglected by his so - called friends at Hogwarts. Daphne notices his sadness and starts to interact with him. She might introduce him to her family's magical traditions which are quite different from what Harry has known. They could bond over their shared love for magical creatures that are often overlooked, like the Bowtruckles in the Forbidden Forest. Through their adventures together, Harry starts to feel less neglected and more part of a new kind of community.
One common theme is the exploration of an alternative relationship. Since it's not a canon pairing, writers like to show how Harry and Daphne could get together in different scenarios.
The theme of redemption can also be found. Daphne is often from a Slytherin family, and in some fanfics, she has to overcome the negative stereotypes associated with her house. Her relationship with Harry helps in this redemption arc.
A common theme can be the redemption or new start for Harry. In these fics, Ginny might be bashed as a way to show that she wasn't the right fit for Harry. Harry's relationship with Daphne then becomes a way for him to have a fresh start, away from the somewhat tumultuous relationship with Ginny in the original series. It also often includes themes of political intrigue within the wizarding world as Daphne's family may be involved in different power plays compared to the Weasleys.
In 'neglected harry fanfic', the theme of hidden potential is quite common. When neglected, Harry has the opportunity to explore his abilities that were previously unnoticed. Also, the theme of outsider - ness is prevalent. He doesn't fit in with the normal expectations of the wizarding world, and this makes him an outcast. This can lead to him forming new and unexpected alliances with other marginalized characters in the wizarding world.
One common theme is the exploration of their different generations. Naruto is from the new generation of shinobi while Kurenai is from an older one. Fanfics often play with how they bridge this gap in understanding and skills.
One common theme is the overcoming of house differences. Since Harry is from Gryffindor and Daphne from Slytherin, fanfics often explore how they bridge this gap. Another theme is the discovery of a hidden side of Daphne. In many stories, she is not just the typical Slytherin stereotype but has a more complex personality.
One common theme is friendship. They often start as friends or comrades in the fanfics. For example, in many stories, they bond over a shared interest in a particular area of magic.
One characteristic is the exploration of the supernatural element. With Harry as a vampire, there are often descriptions of his enhanced abilities like super strength and speed, which add an exciting dynamic to his relationship with Daphne.
Friendship is a common theme. It could be about how Harry forms strong friendships with Daphne and Susan. They might support each other through the challenges at Hogwarts.