Castle makes Beckett feel better even though everything's falling apart.
Martha thanks Kate for making her son so very happy.
What just happened?
Just imagine your wedding guests are murder suspects. In their underwear.
Beckett finally gets justice for her mother's murder.
Captain Montgomery gave her the key all those years ago.
Castle gets to head home early from his Derrick Storm book tour.
It's so much better than Scrabble.
It's not Ryan or Esposito.
Castle and Beckett celebrate this closed case on the dance floor.
The 12th Precinct puts on a show to make a convincing '70s police station.
This could be one enormous wedding.
Beckett actually gets to have that awkward talk she and Castle joked about!
It's the coolest life-threatening situation Castle could have hoped for.
Does marriage turn life into an endless routine of sameness?
Two ninjas, two guns, and one epic fight.
Castle is an amazing man and she loves him with all her heart.
Beckett is trapped at the mercy of her enemy.
Senator Bracken doesn't owe her anymore. Next time they meet, it's even.
Thanks to a little encouragement from Beckett, Alexis asks to come home.
Alexis admits the real reason she's been keeping distance.
Alexis has multiple relationships to take action on today.
They discover they don't have a song!
Castle convinces "Rebel Becks" to conform and go to the dance with him.
It's perfect on her, but something isn't quite right.
There's more to come.
She confesses the real reason she hesitated about reserving the venue.
If there must be romance rumors about Castle, then she wants to be in them.
They're under attack.
Beckett and Martha comfort him as he comes to the truth.
They are in sync.
This is unfortunately a little more complicated than a game of Operation.
Jenny introduces their daughter Sarah Grace.
He's afraid he wont make it out of the burning building.
Careful what you joke about!
She wants to keep it private.
She loves it.
Lanie shares advice.
He's really good at this.
Even ice cream won't fix it.
He wants his couch back.
She's growing up.
What is this, a house meeting?
The team is together again!
Things aren't quite wrapped yet
At least she can be in New York now.
Sometimes the hardest things in life are the things most worth doing.
He loves his family so much.
It's finally official!
He has less than 1 day to live.
Castle decides he wants more.
Castle asks what that says about their relationship.
It's the beautiful final moment for Caskett.
Castle reveals why he said "Jordan" in his sleep.
Castle and Alexis reunite with Martha and Kate.
Kate reassures Castle.
Alexis tries to escape.
Kate gives Rick a gift.
Castle tries to protect Alexis.
New Christmas traditions.
Are Castle and Beckett too different?
The First Morning After