One possible plotline could be that it's a moment of celebration. Maybe the team has just achieved a major victory against a big bad in Star City, and in the heat of the moment, Sara and Felicity share a kiss. It could be a spontaneous display of friendship and relief.
You can try searching on fanfiction websites like Archive of Our Own (AO3) or FanFiction.net. Just type in the relevant keywords like 'Arrow Sara Felicity kiss' in their search bars, and you might find some great fanfics that feature this scene.
Often, in Sara and Felicity kiss fanfiction, the theme of unexpected love is present. They may come from different backgrounds or have different personalities, and the fanfiction shows how their love blossoms and leads to that kiss. Also, themes of friendship turning into something more are quite common. Their initial friendship is a foundation, and then the story develops into a romantic relationship with the kiss as a significant moment.
I'm not sure about specific Sara and Felicity kiss fanfiction. But you can try searching on popular fanfiction websites like Archive of Our Own. There are often a lot of works related to different pairings from various shows, and you might be able to find some interesting stories about Sara and Felicity there.
Sorry, I don't have specific Arrow Laurel and Sara kiss fanfiction to recommend directly. You can try searching on popular fanfiction websites like Archive of Our Own. There are likely many stories there that might include such a scenario.
One plot idea could be that Laurel and Sara are in a dangerous situation together. They think they might not survive, and in a moment of intense emotion, they share a kiss. It could be a way to express all the unsaid feelings between them.
One possible fanfiction could be that Felicity discovers she's pregnant unexpectedly. Maybe she initially tries to keep it a secret from Oliver because she's worried about how it will affect their superhero lives. But eventually, she has to tell him and they have to figure out how to balance their duties and the new life coming.
Well, it could be that Felicity is pregnant and she has some sort of premonition about the baby having special powers. This leads her and Oliver on a quest to find out more about the baby's potential future. Maybe they meet some old characters from the Arrow universe who have knowledge about such things.
Well, in such a fanfiction, the story might explore how Felicity's pregnancy affects Team Arrow's dynamics. Her pregnancy could be a target for their enemies. Also, it could show her struggle to balance her role in the team with her new situation. She might start training other members more to take over some of her tasks during her pregnancy.
A fanfic could also explore the reactions of the other characters like Diggle and Thea. Diggle might offer his fatherly advice since he has experience with fatherhood. Thea could be excited about becoming an aunt and start planning all kinds of things for the baby. This would add a touch of family - like warmth to the often - intense Arrow universe.