Faced with the destruction of her town at the hands of a greedy mining company, rebellious high school teacher Sarah Cooper utilizes an obscure cartographical loophole to declare independence. Now Sarah must lead a young group of misfits as they attempt to start their own country from scratch.

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.