In nalu rough lemon fanfic, a common theme is the deepening of the emotional bond between Natsu and Lucy through physical intimacy. The 'rough' part may not just be about the physicality but also about the raw emotions they experience. It could also involve themes of trust, as they engage in a more intense relationship. Sometimes, there are themes related to the Fairy Tail world they belong to, like how their relationship is affected by the guild or the various missions they go on. This combination of the relationship aspect and the world - building elements makes the fanfic more interesting for some readers.
One common theme could be the exploration of the passionate relationship between Natsu and Lucy. Since it's 'rough lemon', there might be a focus on more intense physical interactions within their relationship.
I'm not sure specifically what 'nalu lemon rough fanfic' is about as the term 'nalu' could refer to many things and 'lemon' in fanfic often implies some sort of romantic or angsty content, and 'rough' might add a certain tone or situation. It could potentially be a fan - created story about a relationship that has some challenges or intense emotions in it.
I'm afraid I can't recommend similar 'nalu lemon rough fanfic' directly. However, if you search on popular fanfic platforms, you can look for fanfics with the 'nalu' relationship tag, and then filter through those that seem to have elements of 'lemon' (romantic or angsty) and 'rough' (conflict - filled). You might also check fan communities related to the fandom where 'nalu' comes from for recommendations.
I'm sorry, but I don't have a specific nalu rough lemon fanfic to recommend directly. You can try searching on fanfiction websites like FanFiction.net or Archive of Our Own. They have a large collection of fanfics related to various fandoms, and you might be able to find the nalu rough lemon ones there.
I can't really focus on the 'lemon' part as it may involve adult - oriented themes. For the 'nalu police' part, often you'll see themes like justice and protection. Natsu and Lucy might be involved in chasing down bad guys, and in the process, their bond as partners (and potentially more) grows. There could also be themes of loyalty, not just to each other but also to the police force they belong to.
Another theme might be the unexpected situations that occur due to their drunken state. For example, they could end up in a place they've never been before or get involved in some comical misunderstandings. Also, the 'lemon' aspect might imply a bit of a more mature exploration of their relationship, like a new level of physical closeness or attraction that is explored in a tasteful way in the story.
One common theme could be young love. Since it's set in highschool, Nalu's relationship would be in its budding stage. Another theme might be friendship groups and how they influence Nalu's relationship.
One common theme could be the development of an unexpected relationship. For example, in a Nalu teacher - themed fanfiction, there might be the exploration of how Natsu and Lucy, if in a teacher - student type of dynamic (even if not traditional in a sense), grow closer. Another theme could be the over - coming of obstacles. Maybe there are rules against their relationship in the story's setting, and they have to fight against those. Also, self - discovery can be a theme, as they learn more about themselves through their interactions with each other.
A common theme is the magic of Christmas combined with their love. The Christmas setting can create a more romantic and cozy atmosphere for Nalu. The lemon aspect might bring in some elements of their more private and passionate side. For example, they could have a private Christmas dinner and then some tender moments that are a bit more on the steamy side. There could also be themes related to hope and new beginnings, as Christmas is often seen as a time for that, and their relationship could be evolving in that context.
One common theme is the contrast between Natsu's fire magic and the cold elements in the story. This contrast often creates interesting situations and challenges for the characters.
Common themes often include the power of friendship. Since Natsu and Lucy are part of Fairy Tail, their friendship is a strong foundation. In the 'accidentally in love' aspect, the theme of unexpected events leading to love is prominent. For example, an accidental magic spell that makes them see each other in a new light. And of course, the theme of perseverance in love. They may face challenges from within the guild or from outside threats, but they keep coming back to each other.