One of the popular themes could be adventure. In some fanfictions, Issei and Katase might embark on a magical journey together. Another theme could be friendship development. They start as acquaintances and gradually become close friends through various shared experiences. And a third theme might be self - discovery. As they interact, they learn more about themselves and their own potential.
Some fanfictions might focus on the theme of power. Issei and Katase could be on a quest to gain or control power. This could involve battles and challenges. Another theme could be cultural exploration. If they are from different cultures, the fanfiction might explore how they learn about and adapt to each other's cultures. And then there is the theme of redemption, where they help each other overcome past mistakes or traumas.
You can start by looking on fanfiction websites like Archive of Our Own. It has a large collection of fanfictions, and you can search for Issei and Katase fanfictions specifically. Just use the search bar and type in their names.
Another theme could be their relationship within their group or the politics of the supernatural world they inhabit. How they interact with other members, make alliances, and face off against enemies can make for great fanfiction. It's a more complex and engaging way to write about them compared to inappropriate themes.
One great Issei x Katase fanfiction is 'A Different Path'. It shows an interesting alternate universe where their relationship develops in a unique way. It focuses on their interactions and how they support each other through different challenges in the Highschool DxD world.
One popular plot twist could be that Raynare, who initially has malicious intent towards Issei, suddenly has a change of heart due to an unexpected event. Maybe she sees Issei in a moment of great self - sacrifice and realizes there's more to him than she thought. Another plot twist might be that Issei discovers a hidden power within himself that changes their dynamic completely. This could lead to Raynare becoming more of an ally than an enemy. A third plot twist could be that an outside force tries to manipulate their relationship for its own gain, forcing them to work together against this common threat.
The exploration of their relationship dynamic is central. Some fanfictions focus on the initial attraction, like how Issei's boldness attracts Katase, while others explore the deeper emotional connection, such as how they communicate and resolve conflicts. This relationship dynamic can range from sweet and innocent to more complex and mature, depending on the author's take.
The popularity might be due to the interesting characters of Issei and Kuroka. Their unique personalities and the chemistry between them in the original story can be explored further in fanfiction. Also, the 'lemon' aspect often adds a bit of spice and a different take on their relationship that some readers find appealing.
One reason could be the lack of such explicit exploration in the official story. Fans want to see more of the passionate side of Issei and Akeno's relationship. Also, lemon fanfiction allows for creativity in depicting their interactions, which might not be possible in the original, more family - friendly narrative. It gives fans a chance to delve deeper into their fantasies about the characters.
One popular theme could be Issei's growth in power with the influence of sunshine. Maybe in the fanfiction, the sunshine represents some kind of special energy that enhances his abilities. Another theme might be his relationships with other characters in the context of this sunshine element. For example, how his interactions with Rias or other members of the Occult Research Club change because of it.
One common theme is the relationship development between Issei and Kuroka. It often explores how their unique personalities interact and grow closer. Another theme could be power dynamics, as both characters have their own powers in the original story.
One common theme is the exploration of their relationship in a more passionate or romantic way. Another could be the use of the lemon aspect to add a sense of sensuality. Also, their growth as characters within the context of these more adult - themed situations might be a theme.