A frequently seen theme is the 'hurt/comfort' aspect. For example, if Barry gets injured during one of his superhero escapades, Caitlin uses her scientific skills to heal him while also providing emotional support. This kind of situation allows for a deepening of their connection. Also, there are fanfictions that focus on alternate universes, where their relationship might be different from what is shown in the original series. In these alternate universes, they could be a power couple, fighting against different villains or having different roles within their world.
Well, 'Barry x Caitlin: Moments in Time' is a fan - favorite. It captures all the small, tender moments between them, like when Barry looks at Caitlin with that special glint in his eye or when Caitlin patches up Barry after a tough battle.
A common theme is the 'forbidden love' aspect. Since they are colleagues in the Flash team, there can be a sense of it being inappropriate or difficult to pursue a relationship. Another theme is the 'overcoming obstacles' together, like fighting against villains who target their relationship or dealing with personal insecurities.
Also, fans love to explore the 'what - ifs'. What if they had gotten together earlier? What if there was a different threat that brought them closer? Fanfic allows for these creative ideas to be explored. It can take the existing relationship from the show and twist it in new and exciting ways, which is really appealing to those who are invested in the characters.
Well, Dr. Wells could be an important character. He might have some knowledge or secrets that are relevant to the story of Barry and Caitlin. His presence could add a sense of mystery and also some conflict. Another option is Killer Frost. If Caitlin is struggling with her alter - ego, it could be a major plot point and Killer Frost could interact with Barry in unique ways.
There are fanfictions that focus on the emotional side of their relationship. For example, how Caitlin's scientific mind and Barry's speedster abilities complement each other in a relationship. It could be about how they communicate and understand each other on a deeper level, especially when dealing with the challenges of their super - powered lives.
Well, Tumblr can be a good place to look for barry x caitlin fanfiction as well. Many fans post their works or share links to their fanfictions on Tumblr. Just use the search function and type in 'barry x caitlin fanfiction' and you might be surprised by what you find. Also, some dedicated fan communities on Reddit might also have relevant recommendations or even host their own fanfiction.
A really interesting one is 'Speed and Science'. It's set in an alternate universe where Caitlin is a more prominent scientist in the Speed Force research. Her and Barry's relationship blossoms as they work together to unlock the secrets of the Speed Force, and there are some really sweet moments of mutual discovery and growing affection.
You can start by looking on fanfic platforms like Archive of Our Own. Just search for 'Barry x Caitlin' in the search bar and you'll get a whole list of fanfics related to them.
You can start by looking on popular fanfiction websites like Archive of Our Own (AO3). It has a large collection of fan - created stories, and you can easily search for Caitlin Snow and Barry Allen - related fanfictions there.