One common theme might be the exploration of their complex relationship. Given their family ties and the history in the 'Game of Thrones' universe, fanfics might delve into how they overcome those obstacles in a romantic and often passionate way.
In 'Jon x Sansa lemon fanfiction', a common theme is the redemption of their family's broken relationships through their love. They might be portrayed as healing each other's emotional wounds. Another theme could be the discovery of new sides of themselves through their relationship. The 'lemon' aspect often serves to heighten the intensity of their emotional bond, making it a more passionate and all - consuming love story compared to more platonic interpretations of their relationship.
Since 'lemon' content is inappropriate, we can talk about common themes in regular Jon and Sansa fanfiction. One common theme is their reunion. After being apart for a long time in the story, their reunion can be full of emotions. Another theme is their cooperation in ruling the North. They both have a deep connection to the North, and their joint rule is often explored.
In Jon and Sansa lemon fanfics, a prevalent theme is the building of an emotional connection between them. This connection then leads to more physical expressions of love. Writers may also explore the theme of power dynamics within their relationship. Since they both have different positions of power in the original story, how these power dynamics shift or are balanced in a romantic relationship can be an interesting theme. Additionally, the theme of protection - Jon protecting Sansa or vice versa - is also quite common as it ties into their characters' natures in the original work.
Love and romance can also be a theme, not just in a romantic sense between them but also their love for their family, the North, and their people. And of course, there's the theme of survival. They both have to survive in a very harsh and dangerous world, and fanfictions show how they do that, sometimes relying on each other and sometimes on their own wits.
One common theme is the reunion. Given their separation in the original story, many fanfictions focus on how they come back together. Another theme is the exploration of their relationship in the context of ruling the North. Since they both have a connection to the North, it's often explored how they would do it together.
One common theme is family loyalty. Since they are both Starks, their loyalty to the family name and to each other as family members is often explored. For example, in many stories, they team up to protect the North and the Stark legacy.
One common theme is family. Their pregnancy often becomes a catalyst for bringing the family closer or dealing with family secrets. For example, in many stories, their unborn child makes the Starks reunite in a more meaningful way.
Love against all odds is also a big theme. Given their complex family relations and the political situations, their love is often portrayed as something that overcomes all these barriers. Another theme is political intrigue. Their marriage is a significant political move, and fanfictions often explore how they navigate the power struggles around them while maintaining their relationship.
A 'jon x sansa lemon fanfic' might be characterized by its exploration of the physical aspect of their relationship. However, this is a rather niche and often frowned - upon type of fanfic due to its adult - themed nature. In a more positive light, if written well, it could also delve into the deep emotional bond between Jon and Sansa and how that translates into a more intimate relationship, but still, it's not a mainstream or family - friendly type of story.
I'm not really into that kind of fanfiction, but you could try searching on popular fanfiction websites like Archive of Our Own. They usually have a wide variety of fanfics, and you might be able to find some 'Jon x Sansa' ones there.
One common theme is family reunion. Given their separation in the original story, many fanfics explore how they come back together and the emotions involved. Another is the rebuilding of Winterfell. They are both Starks and Winterfell is their home, so it's a central aspect in their relationship in fanfics.