Hawaii Five-0 Season 2, Episode 5 Sneak Peek: Kono Is in Trouble in "Ma'ema'e" (VIDEO) Tweet October 11, 2011 by Laura Case Related: Hawaii Five-0, Sneak Peeks , Kono Kalakaua , Season 2 Episode 5 Credit: CBS "Five-0 hunts an enemy — but this time it's a close friend." Can te team protect Kono (Grace Park)? | Original Air Date: October 17, 2011 at 10/9c.