When former United States Navy officer, Steve McGarrett, returns home to Oahu to find his father's killer, the Governor offers him the chance to run his own special task force: Five-0.When former United States Navy officer, Steve McGarrett, returns home to Oahu to find his father's killer, the Governor offers him the chance to run his own special task force: Five-0.When former United States Navy officer, Steve McGarrett, returns home to Oahu to find his father's killer, the Governor offers him the chance to run his own special task force: Five-0.