Ep 16. Set Up

In season 3 episode 16 of Castle, titled "Set Up," Castle and Beckett are called to investigate the murder of an art gallery owner. As they begin their investigation, they discover that the murder is connected to a much larger conspiracy involving a group of corrupt cops.

As the investigation progresses, Castle and Beckett find themselves in more danger than ever before. They realize that the only way to take down the corrupt cops is to lure them into a trap, and to do that, they will need to use Castle as bait.

Beckett is initially hesitant to put Castle in harm's way, but he insists that he can handle it. They come up with an elaborate plan to fake Castle's kidnapping, with Beckett posing as the kidnapper in order to gain the trust of the corrupt cops.

The plan seems to be going smoothly until one of the corrupt cops realizes that something isn't right. Castle is forced to think on his feet and come up with a new desperate plan to save himself and Beckett.

Overall, "Set Up" is an intense episode that will keep viewers on the edge of their seats. It is full of action, drama, and suspense, and is sure to leave fans eager to see what happens next in Castle's ongoing battle against corruption and crime.