One possible plotline could be that Nanashima and Igarashi start off as friends but gradually realize their feelings for each other. Maybe they go on a school trip together and have some special moments that make them see each other in a new light.
Nanashima could be the type to take risks in the relationship. He might be the one to initiate the first move, like asking Igarashi out on a date. Igarashi, though, would be the one to think things through carefully. He might worry about how their relationship would affect their school life and friendships, but eventually give in to his feelings for Nanashima.
One common theme is friendship development. It could show how their relationship evolves from acquaintances to really good friends. Another theme might be adventure, where they go on some sort of journey together.
A plotline might involve Nana getting into some trouble and Igarashi coming to her rescue. This could lead to a moment of vulnerability for Nana and Igarashi being there to comfort her. It could also be that they get paired up for a dance at a school event and the awkwardness at first turns into a sweet moment as they start to enjoy each other's company.
Well, of course, Nanashima and Igarashi are the main characters. Their relationship is the focus of the fanfiction. Nanashima may bring a sense of adventure or spontaneity to the story, and Igarashi could be the one who grounds the relationship, adding depth and stability. Their dynamic together is what makes the fanfiction interesting to read.
You can try looking on fanfiction websites like Archive of Our Own (AO3). There are often a lot of works related to different pairings there. Just use the search function and type in 'igarashi x nanashima' to find relevant fanfictions.
One popular theme could be the development of their relationship. It might explore how they first meet and the initial sparks that fly between them. Another theme could be dealing with obstacles in their relationship, like family or social differences.
One common theme could be friendship development. Since they are two characters, their relationship might be explored in terms of how they become closer friends.
Well, you can try searching on popular fanfic platforms like Archive of Our Own. Just type in 'igarashi x nanashima' in the search bar, and you'll likely find a variety of fanfics to choose from.
One possible plotline could be a what - if scenario. For example, what if Obito didn't 'die' and he and Rin finally confessed their feelings and shared a kiss. Another could be a time - travel plot where Obito gets a chance to go back and change things, leading to a kiss with Rin.
One possible plotline could be that Spike and Ember are from rival groups or species, and their kiss is a moment of unexpected connection. For example, their respective groups might be at odds, but they find themselves drawn to each other and the kiss is a symbol of their new - found understanding and the start of a relationship that could potentially bridge the gap between their two sides.