I may be late, but here is the final Swap of Joy.

Merry Christmas and I hope you enjoy your fic.

Title: Midnight Snack
Fandom: Castle
Characters: Kate Beckett, Rick Castle with mentions of Castle's mother and daughter
Summary: Having closed a strange and unsettling case, Castle invites Beckett over to his place for a midnight snack.
Word Count: 1,018
Link: http://archiveofourown.org/works/5451803