Episode Description: Beware, spoilers! To read - hover over the text.
In connection with the strained relations between him and Beckett, castle finds himself a new partner — detective Ethan Slaughter, tough and colorful COP from the city offices. But castle gets more than he bargained for when he Slagter shows the reverse side of police work that puts castle in danger as never before. Meanwhile, Beckett discusses the situation with his psychologist Dr. Burke.