Can Castle and Beckett find a way to take down 3XK even though he's stolen all of the evidence they previously had against him?
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And before you know it Rick Castle's arch nemesis is back and it appears he's enjoying egging Castle and Beckett on once again.
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When clues to a murder point back to an old case, Castle finds himself back at the 12th precinct to consult.
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At least it looks as though Rick and Kate are working the case together, despite Castle being banned from the precinct.
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We know Rick can always count on Kate to have his back but what's so shocking that it put that look on her face?
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Rick enlists Kate's help when he witnesses his client's murder but has no evidence to prove her husband was the killer on Castle. "I, Witness" is the 13th episode of the show's seventh season.
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Kate looks happy. Is there any chance Rick will be getting back to the 12th precinct soon on Castle? "Private Eye Caramba!" is the 12th episode of the show's seventh season.
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No matter what happens, it's good to know that Kate still gets her coffee. No case can be solved with caffeine.
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Castle Quotes

Rick Castle: That thing in the shower. That is delightful.
Kate Beckett: That is not a routine. That's two naked people singing when there's no one around to see or hear it.

Button up kitten because we're going home.

Beckett