The OC could be characterized as extremely headstrong. For example, she doesn't fear Kaname's vampire status and often challenges his decisions. This would make Kaname, who is used to being in control, both frustrated and intrigued. It would add an interesting dynamic to their relationship as he tries to figure her out.
One possible plot could be that the OC is a new student at Cross Academy. She has a unique ability that Kaname is intrigued by, like she can sense vampires from a distance. As they interact more, Kaname starts to develop feelings for her. But there are also other vampires who see the OC as a threat to their existence and try to harm her. Kaname then has to protect her while also dealing with his own complex vampire society issues.
The theme of sacrifice is also prevalent. Kaname or the OC may have to sacrifice something, like their own desires or safety, for the sake of their relationship. Also, power dynamics play a role. Kaname is a powerful vampire, and how the OC deals with that power in their relationship is often explored.
In Vampire Knight Yuki x Kaname fanfiction, a prevalent trope is the transformation trope. Yuki's transformation from a human to a vampire and how that affects her relationship with Kaname is often explored. Additionally, the 'redemption' trope can be seen, where Kaname might be portrayed as a character in need of redemption for his past actions, and Yuki is the one who can bring about that change. These tropes help to create engaging and unique stories within the fanfiction realm.
One possible aspect of Kaname x Zero yaoi fanfiction in Vampire Knight could be the exploration of their complex relationship. Kaname, as a pureblood vampire, and Zero, a vampire hunter, have a lot of built - up tension. In fanfiction, this could be translated into a romantic relationship. Writers might focus on how their opposing natures could attract them to each other, like the allure of the forbidden. It could also delve into how they overcome their differences and the social barriers in the Vampire Knight world.
One great fanfiction is 'A New Beginning for Kaname and Yuki'. It delves deep into their relationship post - the main events of the series. It shows how they navigate their new life together, with beautiful descriptions of their emotions and interactions. Another one is 'Kaname and Yuki: Eternal Love'. This one focuses on the eternal aspect of their love, with some creative twists on their vampire - human relationship. It's really engaging to read.
I like 'A New Dawn for Kaname and Zero'. In this fanfic, it focuses on how they both have to overcome their own inner demons. Kaname's past and his responsibilities as a pureblood vampire are explored, and Zero's struggle with his own vampire side is also a central theme. Their relationship develops in a very natural way as they support each other through these difficult times.
The appeal lies in the contrast between the two characters. Zero is often seen as brooding and conflicted, while Kaname is more mysterious and powerful. A fanfic that pairs them can explore the chemistry that might exist between such different personalities.
One popular Vampire Knight Kaname x OC fanfic is 'A New Beginning'. It has an interesting plot where the OC is a new student at Cross Academy and quickly catches Kaname's attention. The story develops their relationship in a unique way, with a lot of emotional depth.
In Vampire Knight fanfiction involving Kaname and Zero, there could be various interpretations. One could be a story where their relationship evolves in a world full of vampire politics. They might have to face challenges together against the traditional vampire hierarchy that disapproves of their bond. This could lead to them growing closer and perhaps having a deeper connection that goes beyond the ordinary friendship or rivalry shown in the original series.