Inspired by a true story. A grieving mother enlists the help of her deceased daughter’s friend to track down her killer and wonders if the killer is someone close to home.
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.
During the tumultuous year after the attack on Pearl Harbor, a group of University of Hawaii ROTC students navigate wartime Hawaii and fight discrimination.