A plot idea could be that Igarashi and Kae get paired up for a dance competition. Kae is initially nervous as she's not very confident in her dancing skills, but Igarashi patiently teaches her. As they practice, they start to have feelings for each other that they didn't expect. They then have to deal with their new - found emotions while also preparing for the competition.
Igarashi and Kae's relationship is like a budding flower. Igarashi is like the sun, constantly shining his attention on Kae. He is always there for her, whether it's helping her with something or just being a good friend. Kae is starting to notice his efforts more and more. Their relationship is based on mutual respect and a growing attraction. There are moments of shyness and hesitation, but also of great warmth and connection.
Yes, there are some. You can start by checking fanfiction websites like Archive of Our Own. There might be various stories exploring the relationship between Kae and Mutsumi in the 'kiss him not me' universe.
One common theme is the development of their relationship. Writers often explore how Mutsumi and Kae gradually get closer and understand each other better.
Overcoming insecurities is also a frequent theme. Both Shima and Kae might have their own insecurities, whether it's about their appearance, popularity, or how they fit into each other's lives. Fanfiction writers often delve into how they support each other and overcome these insecurities together, which can be really heart - warming and a great exploration of the characters' personalities.
They could start a secret project together, like creating a hidden garden on school grounds. As they work on it in secrecy, they share secrets and dreams, which deepens their bond.
Nana is often portrayed as a strong - willed and independent character in the fanfiction. She has her own opinions and isn't afraid to speak her mind. Igarashi, on the other hand, might be shown as more reserved but very observant. He notices the little things about Nana.
Some smaller, niche fanfiction communities or forums dedicated to 'kiss him not me' might also be a good source. These can be a bit harder to find, but if you search on Google using phrases like 'kiss him not me shima x kae fanfiction community', you might stumble upon some places where fans gather to share their works. Keep in mind that these smaller communities may have their own rules and regulations regarding fanfiction sharing.
Another option is Tumblr. There are many anime fans on Tumblr who create and share fanfictions. Use relevant tags like '#KissHimNotMe', '#Mutsumi', '#Kae' and '#MutsumiKae' to narrow down your search for the fanfiction you're interested in.