A celebrated military contractor returns to the site of his greatest career triumphs and re-connects with a long-ago love while unexpectedly falling for the hard-charging Air Force watchdog assigned to him.

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.