The themes in 'Rhaegar and Rhaella lemon fanfiction' can be quite diverse. There could be themes related to redemption, where they try to make up for past mistakes or wrongdoings in their relationship. Another theme might be the struggle against society's norms. Their relationship is likely to face opposition in the fictional world, and the fanfiction could explore how they deal with that. Additionally, themes of passion and lust are also likely, given the nature of 'lemon' fanfiction, which often involves more sexual or romantic elements.
I'm not sure specifically about 'Rhaegar and Rhaella lemon fanfiction'. However, a lot of fanfiction can be found on platforms like Archive of Our Own. You might have to search carefully through the relevant tags to see if there are any works that meet your criteria. Just be aware that some platforms have strict rules regarding certain types of content.
One possible theme could be love against all odds. Given that their relationship is not part of the original story, it might explore how they come together despite the various obstacles in the fictional universe.
Since we should avoid lemon fanfictions which are often inappropriate, let's consider regular Rhaegar and Lyanna fanfictions. A common theme is the forbidden love aspect. Their relationship was against the norms of their society, with Rhaegar being a Targaryen prince and Lyanna a Stark girl. Another theme is the impact on the political situation. Their union led to a series of events that changed the power dynamics in Westeros.
The 'daenerys and rhaegar lemon fanfiction' could potentially have a lot of different elements depending on the writer's interpretation. It might focus on their relationship in a romantic or even a more political sense within the fictional world. It could also introduce new plot devices or character developments that are unique to this fan - created story. But it's important to note that since it's a fanfiction, it's not part of the official narrative and might have a wide range of qualities in terms of writing and storytelling.
One common theme is redemption. Jaime is often seen as a character in need of redemption, and his relationship with Rhaella can be a part of that journey. For example, in some fanfics, his actions towards her make him question his past deeds and strive to be a better person.
Another theme might be mystery. The hypnosis of the lemon could be part of a larger mystery. For example, who hypnotized the lemon and why? And what secrets are being hidden as a result of the hypnosis. There could also be a theme of power struggle. If the hypnosis gives someone control over the lemon, there could be a struggle for that power, either to maintain the hypnosis or to break free from it.
Often, the theme of prophecy plays a role. Maybe Rhaegar believed Lyanna was part of some prophecy, which led to his actions. Also, the theme of family loyalty is big. How the Starks react to Lyanna's disappearance and how the Targaryens are involved in Rhaegar's actions are things that are frequently written about. It's all about the complex web of relationships and loyalties in this scenario.
Often, you'll see the theme of redemption. Maybe Rhaegar has some past actions that need to be redeemed, and Sansa can be the one to help him through it. Love against all odds is also a big theme. Given that they are from different story arcs in the original lore, their relationship in fanfiction is often portrayed as something that overcomes great obstacles. There's also the theme of political manipulation. How their marriage can be used by others or how they can use it to their own advantage in the complex world of Westeros politics.
One common theme is the idea of a forbidden love. Since their relationship was controversial in the original story, this often plays a big part in fanfiction. Another theme is the impact on the Seven Kingdoms. Their marriage could have had major political and social consequences, which is often explored.
One common theme is power struggle. Since she is a Targaryen, there are often stories about her vying for the Iron Throne or dealing with those who oppose her claim. Another theme is love and family. Fanfictions might explore her relationships with her family members, like her father or siblings, and how they influence her actions.