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.
The joint NCIS: Los Angeles and Hawaii Five-0 task force travel from Hawaii to Los Angeles, when the lead suspect in the case moves to the mainland with a deadly virus in tow. Series crossover part 1 is Hawaii Five-0 S02E21 . Series crossover part 2 is NCIS: Los Angeles S03E21.
Alternative Ending #1 of 3x12 Episode. The first alternative ending from "Your Vote - Your Ending". In this ending the murderer is Bram Helms, the Technical Assistant of the victim.
Alternative Ending #2 of 3x12 Episode. The second alternative ending from "Your Vote - Your Ending". In this ending the murderer is Tyler Brown, a student of the victim.