Castle and Beckett are on the fiery crime scene in this clip from "Recoil." They learn some gory details about the victim here.
Added:
Beckett receives a shock in this clip from Castle. Look who is at the center of her murder investigation.
Added:
Jack Coleman is back on Castle. Watch him interact with Ryan and Espo in this clip from "Recoil."
Added:

Castle Season 5 Episode 13 Quotes

You know, I was really hoping the next time I saw this guy it would be down the barrel of my gun.

Esposito

This is it, Castle. This is my chance to finally make him pay.

Beckett