Castle helps investigate the death of a relationship therapist on Castle. "A Murder Is Forever" is the eighth of the show's sixth season.
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Who is the man in the car with the dead woman on Castle? "A Murder Is Forever" is the eighth of the show's sixth season.
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What is happening to the dead woman in the car on Castle? "A Murder Is Forever" is the eighth of the show's sixth season.
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Ryan, Castle, and Beckett investigate when a dead woman is found in a parking garage on Castle. "A Murder Is Forever" is the eighth of the show's sixth season.
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Ryan shows the team the evidence that was found with the murder victim on Castle. "A Murder Is Forever" is the eighth of the show's sixth season.
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Beckett & Ryan examine a murdered woman on Castle. "A Murder Is Forever" is the eighth episode of the show's sixth season.
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Castle Season 6 Episode 8 Quotes

Castle: You see, I'm honoring you by inviting you into my territory and Linus is part of that territory.
Beckett: And if you want to be invited into my territory again, you should probably rethink that.

Beckett: There's been a murder.
Castle: Yeah, of Linus' feelings.