This should be a fun one to explain to Captain Gates.

We’ve got a first look at the next episode of ABC’s Castle (airing Monday at 10/9c), in which the murder of a Japanese ballet dancer points to evidence that she was killed by a ninja — and now that cloaked fighter is coming after Rick and Kate.

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Press play to watch the ninja launch its first super-stealthy strike, leaving Rick in a bit of a predicament.

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