Traveling on their first family cruise for Spring Break, Castle and Beckett enjoy exploring what the Eastern Caribbean has to offer before making their way to Southern California. Forty-seventh in the Beware Of Darkness series. Caskett pairing.

When Martha rejects her newborn son, his father, Jackson Hunt, decides to resign from his work as an intelligence asset to raise the child.

3XK is back to torment NYPD's finest. His latest victim causes tragedy among the team, and it is only a matter of time before he strikes again. Set 6x09 Disciple - Caskett, Esplanie

It's open season for law enforcement personnel as a cunning killer seeks out meeting places and events to commit his terrible deed. Can Beckett and her team stop him before more innocent people die? Is Castle's hiatus from the department a death knell to the investigation? Is Gleason as genuinely interested in helping to solve this case as he claims to be?

An AU meeting of Rick and Kate. Late season 3/early season 4 timeframe, characters are still the same but they never crossed paths during the Tisdale case. I do not own or profit from these beloved characters.

Kate Beckett's world is thrown into chaos when her precocious five-year-old son, goes missing after running away from DC. Longing for his old life, Romey embarks on a dangerous journey, relying on his photographic memory to guide him. Kate and Rick Castle race against time, confronting their own fears and guilt, as they search NYC during a storm to bring him home.

What if the 3XK case hadn't had such a neat and tidy ending? What if Castle and Beckett were left with real, lasting costs to bear? Set right on the heels of 'Reckoning', but diverging from canon from the moment Beckett breaks her hand free and grabs Dr Nieman's wrist.

Kate gets an unexpected gift. But what really is the gift? What does it mean for her? But she loves this gift. But what is it really?

Rick Castle, famous author, but in reality an agent for a clandestine organization. One that is called in when none of the other agencies can handle the situation. Join him and his Guild team on one of their missions.

Kate's late mother's ring goes missing and her mischievous son, Grayson, turns it into a scavenger hunt. Kate takes Grayson to visit Joanna and Sara's graves, helping him understand love, loss, and the unbreakable bonds that connect their family.

Fresh off a summer spent healing from a near-fatal bullet wound, Kate Beckett meets a handsome man at a bar, and finds that one night can give her more than she bargained for. A meeting AU set in season 4, for Castle Ficathon 2024.

The daughter of a friend of Rick's is kidnapped. Somehow, the ransom drop goes horribly wrong. Can Rick and Kate save the day?

Family Ties follows Kate Beckett as a DNA test reveals a surprising connection to a woman tied to her family's past. Along the way, she meets Grayson, a 6-month-old who brings joy and meaning to her life. With Rick Castle's support, Kate navigates this emotional journey, discovering the power of love, family, and unexpected bonds.

This is my imagining of Castle's first few days at the precinct (early show S1), figuring out how to fit in with the crew. One shot, complete. Based on a world prompt: Halfpace

There was a mysterious locked door at the top of the stairs in Martha Rodgers and Richard Castle's house. One day Castle notices the door is open. Curiosity getting the better of him, he tries to go through the door, only to be grabbed and dragged in. Apparently, the Rodgers/Castle household has a ghost who needs Rick's help. Trigger warning: Major character death

I have a lot of random little ideas that pop into my head - so this will be a collection of all those little stories. Each chapter will be a stand alone story (unless stated otherwise). Some will be from prompts, others will be just random ideas. I do not own or profit from these characters, anything you recognise is not mine.

This is the sequel to "Only Just Begun (from a READER'S PROMPT)." Please read that first. This picks up immediately after that story ends, and it will be a casket ending revealing some family secrets and events. It is a love story between Caskett and the next generations of castles and how they deal with their grandparents' history. The story is TOTALLY AU, DO NOT USE CANON

14 chapters: TW for abduction, violence and SA, other than that, the story ends positively 3

A killer obsessed with classic cinema turns every crime into a macabre work of art. As Beckett, Castle and Lanie unravel the mystery, they discover that nothing is as it seems, and danger lurks closer than they imagine.

Detective Rick Castle has never been as helpless as he is now. A year ago he was involved in an injury that caused him to lose his hearing while on the job. Now facing the challenges of a world with no sound he tries to come back from this disability. He remains skeptical that he can still do his job with the efficiency he used to have.

A Redemption Universe Story: Rick Castle is determined that despite a multitude of misunderstandings and wounded feelings, Johanna Beckett is going to be his "third time is a charm" type of mother-in-law…whether she wants to be or not; because he wants his family to be completely healed and happy before Johanna uncovers the underlying reasons for his mission. CastleFicathon2018

AU - After a seaplane crash leaves Kate Beckett, her young son Romey, and famous author Richard Castle stranded in the wilderness, the trio must rely on each other to survive. Facing natural dangers and personal fears, they form a deep bond that transcends their dire circumstances.

I've always wished that Castle explored the Kate and Alexis relationship a bit more. Here's a scene I couldn't get out of my head. Alexis Castle is assigned a short paper in one of her classes at Columbia University. She comes to a realization that shouldn't have been so surprising. Set during (and some dialogue from) S7 e14.