A common theme is their scientific adventures together. Since they are both scientists, many fanfics focus on them solving complex problems in the lab or in the field.
The build - up is a great element. In many good fanfictions, there's a slow and believable build - up to the kiss. For example, they might start with small, hesitant touches, shared glances full of unspoken feelings, and then gradually move towards that kiss. It makes the moment more impactful.
One great Fitz and Simmons fanfic could be 'The Adventures Beyond the Lab'. It might explore their relationship in new and exciting scenarios outside of their typical work environment.
One popular Fitz and Simmons lemon fanfiction might be those that explore their relationship in a post - mission scenario where they finally confess their hidden feelings. For example, a story could be set after a dangerous mission where they realize how much they mean to each other and their relationship takes a more romantic and passionate turn.
You can try fanfiction websites such as Archive of Our Own (AO3). It has a large collection of fan - created works, including Fitz and Simmons fanfiction. Just use the search function and type in 'Fitz and Simmons' and you may find relevant lemon fanfiction among the results, but make sure to abide by the website's terms and conditions.
There are often fanfiction communities on Tumblr as well. Look for tags related to Fitz and Simmons and 'kiss'. However, the quality can vary a lot. Some of the stories might be short and more like drabbles that just focus on that one kiss moment, while others could be part of a long, multi - chaptered story arc where the kiss is a significant turning point in their relationship.
One popular Fitz x Simmons fanfic is 'The Unspoken Bond'. It beautifully explores their relationship in different scenarios that the show might not have fully delved into. Another great one could be 'Fitz and Simmons: Beyond the Lab'. It takes their story to a new level, showing how they might handle challenges outside their scientific work.
You can start by searching on popular fanfic websites like Archive of Our Own. Just type in 'Fitz and Simmons' in the search bar, and a whole list of relevant fanfics will pop up.
You can also check out some fanfiction communities on Tumblr. Sometimes users share their own written fitz x simmons fanfics or link to other great ones. They often come with beautiful illustrations or gifs related to the story, which enhance the reading experience.
To develop Fitz uniquely, you could have him study ancient love stories from different cultures as a way to understand his situation better. This would add an interesting layer to his character. Simmons could be developed by having her create a scientific experiment related to love and attraction, which shows her logical approach to the love triangle. Will could be developed by showing his backstory more. For example, if he had a difficult childhood, it could explain why he's so possessive in the relationship with Simmons, which is a different side of him.