Was a DEA agent playing the Five-0?
On Hawaii Five-0 Season 10 Episode 8, the two sides joined forces to search for a killer shose plane crashed in the jungle with $10 million worth of heroin on board.
As the story unfolded, worrying details about the agent came to light.
Meanwhile, Grover was thrilled when his niece Siobhan arrived to try out for the University of Hawaii basketball team.
What past secret came to light about the family?
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Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.