Young and innocent Karen Palmer visits Hawaii and is seduced by a charming local man who sometimes turns into a shark-man and might want to eat her.
Steve McGarrett returns home to Oahu, in order to find his father's killer. The governor offers him the chance to run his own task force (Five-0). Steve's team is joined by Chin Ho Kelly, Danny "Danno" Williams, and Kono Kalakaua.
