An investigation takes a serious turn when he U.S. Attorney is involved on Castle. "The Greater Good" is the 19th episode of the show's sixth season.
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Castle and Beckett have a new murder to solve and it looks like Kate's got another new coat to do it in.
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A murder investigation ends up involving Capt. Gates family on Castle. "The Greater Good" is the 19th episode of the show's sixth season.
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What is lurking on the other side of that door? Could it be ninjas? On Castle anything is possible.
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Is Beckett searching for a killer or does she know they're on the hunt for a ninja?
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Beckett and Castle are in a big empty space. Little do they realize what type of visitors may be lurking in wait.
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Do Kate and Rick have any idea they are about to face off with a ninja. "The Way of the Ninja" is scheduled to air Monday, March 17th on ABC.
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Does Rick have something better to do? Beckett looks annoyed on Castle Season 6 Episode 18.
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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.