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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Whatever is happening, Esposito looks amused while Beckett just looks apprehensive.
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So which is it? Has Castle wormed his way back into the investigation or is seeing him here with Beckett some sort of a fluke.
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Castle Quotes

Sometimes the hardest things in life are the things most worth doing.

Castle

Castle: You're not alone in this. I'm here.
Beckett: I know.