I'm not sure specifically as there could be many interpretations. It might be a fan - made story that involves a character named Leonardo watching something related to a white object or person. Without more context, it's hard to say exactly.
There could be fanfictions where Leonardo and White are in a post - apocalyptic world. In this scenario, they could be part of a group trying to survive. Their relationship could develop as they protect each other from threats, and it would show their growth as characters through their interactions.
Possible themes could include transformation. Maybe the 'x' related to white is something that has the power to transform Leonardo or his surroundings. It could also be a theme of isolation if Leonardo is the only one observing this 'x' and white element, and no one else in the story understands or is aware of it. Additionally, a theme of beauty might be present if the white in the fanfiction represents something aesthetically pleasing that Leonardo is drawn to watch.
You can try fanfiction websites like Archive of Our Own (AO3). It has a large collection of various fanfictions, and there's a good chance you'll find some 'Leonardo x White' ones there. Just use the search function.
One plot idea could be that Leonardo and White get involved in a mystery together within the Kekkai Sensen world. They might have to uncover a secret organization's plot that endangers the city. Another could be a story where they go on a journey to find a lost artifact that has special powers related to their world. Maybe they start off not getting along but as they face challenges, they grow closer.
One common theme is adventure. Given that Leonardo watches are often associated with exploration and discovery, fanfictions might feature the characters going on exciting adventures while wearing their Leonardo watches.
One possible aspect to analyze in leonardo x raphael fanfiction is their relationship dynamic. It could explore how their different personalities interact. For example, Leonardo's calm and strategic nature might contrast with Raphael's more impulsive and hot - headed side. This can create interesting conflicts and resolutions within the fan - created stories.
To develop their relationship in a fanfic, you can explore their emotional sides. Maybe White has some insecurities about her powers and how she fits in, and Leonardo can be there to comfort and support her. This creates an emotional bond. They could also have misunderstandings at first. For example, Leonardo might misinterpret one of White's actions as being malicious when she was actually trying to help. Working through these misunderstandings can strengthen their relationship and make it more complex and interesting.
A common theme is friendship. Despite their differences, the fanfiction often focuses on how they become closer friends. They might start off as rivals but gradually learn to respect and rely on each other.
One common theme is rivalry. Given their status as great artists during the Renaissance, many fanfictions explore how they compete with each other in the art world.
A really interesting leonardo x reader fanfiction to begin with is 'Reader in Leonardo's World'. It throws the reader character right into Leonardo's world, which is filled with all kinds of adventures. The author does a great job of making the reader feel like they are actually there, experiencing everything along with Leonardo.