Is Chin taking some time out to take Grover spear fishing... or is it a part of the case?
We'll surely be treated to some gorgeous underwater scenes when the two hit the open water on Hawaii Five-0 Season 4 Episode 20.
“Pe'epe'e Kānaka” is Hawaiian for "those among us" and that makes sense since the team will stumble onto a possible radicalized cell of students when investigate the murder of a pool cleaner next Friday.
If it's not the students, than the team better work quick because someone is plotting a terrorist attack on U.S. soil! Can McGarrett, Danny, Kono, Chin and friends save the day? Watch to find out.
Flip through the photos for a preview and watch Hawaii Five-0 online if you need to catch up before this April 25 episode:
Carissa Pavlica is the managing editor and a staff writer for TV Fanatic. Follow her on Twitter.