Often, there are plotlines where they get together secretly at first. Maybe they don't want to deal with the complications at work, so they keep their relationship under wraps. But then, of course, there are always those moments where they almost get caught, which adds to the drama. There are also plotlines where an external factor, like a new detective joining the team, makes them realize their feelings for each other more strongly.
Esposito and Ryan are very likely to be involved. They are Castle's friends and colleagues, and they would probably be there to support the couple. They might offer their own brand of humor and help out in practical ways, like throwing a baby shower for Beckett and Castle. Also, Martha, Castle's mother, would surely be a central figure. She could offer her wisdom on pregnancy and child - rearing, and add some comical moments with her unique personality.
One possible fanfiction could be about Castle and Beckett finding out they are having a baby girl. It might start with Beckett suspecting she's pregnant and taking a test. Then Castle's over - the - top excitement when he finds out. They could start planning the nursery, with Castle having all these wild, creative ideas and Beckett trying to rein him in a bit. Their friends would also be super excited, and there could be some comical moments as they all offer their parenting advice.
One possible fanfiction could be about Castle and Beckett raising their baby boy. Maybe it focuses on how Castle's over - the - top ideas for the baby's nursery clash with Beckett's more practical approach. For example, Castle wants a spaceship - themed room while Beckett just wants something simple and calming. The baby boy could also have some unique traits that add to the story, like having a very early interest in detective work just by observing his parents.
In this kind of fanfiction scenario, the story could be filled with intense emotions. Castle and Beckett would surely be devastated. They would immediately start using their detective skills and connections to search for their child. They might start by retracing their steps, thinking about any enemies they've made during their investigations. Maybe they'd discover a clue in an unexpected place, like a toy left at the scene that has some hidden message or marking on it.
In many Castle and Beckett first kiss fanfictions, the moment is often filled with pent - up emotions. Writers usually build up to it by showing the growing relationship between Castle and Beckett. It could be after a dangerous case, when they realize how much they mean to each other. The first kiss might be hesitant at first, like a gentle exploration of their newfound feelings.
You can try fanfiction websites like Archive of Our Own (AO3). It has a large collection of fanfictions on various topics, including Castle and Beckett getting together. Just search for 'Castle and Beckett' in the search bar and then filter the results to find the ones that suit your taste.
One great fanfiction could be one where Beckett discovers Castle's pregnancy and they navigate the challenges together. It might explore how their relationship changes as they prepare for a new addition to their family.
A Castle and Beckett baby fanfic could be about their journey into parenthood. It might explore how they adjust to having a baby in their lives. For example, Castle could be super excited and start writing new stories inspired by his new family experience, while Beckett might be a bit more cautious and protective.
Perhaps in the fanfiction, the baby girl has a health scare when she's a toddler. This would put Castle and Beckett through a really tough time, but it would also show how strong their relationship is. They would be by her side constantly in the hospital, and it could lead to some very emotional and heart - warming moments between them and also with their friends who come to support them.