Ka Pa’ani Nui
While working a murder case, Five-0 discovers that a former Nazi war criminal may be hiding out in an old leprosy colony in Hawaii.
Ka Laina Ma Ke One
The team faces a contentious U.S. Marshall after a murder suspect escapes capture and looks for asylum in the sovereign land that belongs to the Nation of Hawaii.
Hawaii Five-Uh Oh
Jackie reels from her trip to the Big Island; Dr. Darren still cannot be found; the group bares it all in couples therapy, but the exchange between Lisa and Heavenly proves anything but therapeutic; the group attends a traditional Hawaiian luau.
Ua ho’i ka ‘opua i Awalua (The Clouds Always Return to Awalua)
As Max prepares to say goodbye to his Five-0 family, they must investigate a murder during a police convention on the island.
Hawaii Five Solo
Simone and Cecil head off to Hawaii to celebrate their 20th anniversary with other couples in tow; with Dr. Darren missing in action, Lisa flies solo; Dr. Jackie arrives with some baggage of her own; Mariah starts the trip off on the wrong foot.
Ka Makuahine A Me Ke Keikikane
Catherine informs Five-0 that McGarrett’s mother has been captured and is in danger of being executed for trying to free Wo Fat’s imprisoned father; Chin is unable to delay Sara’s adoption.
Ka Hale Ho’ Okauweli
On Halloween, the team investigates the murder of a medium apparently frightened to death by a poltergeist; a mysterious death cult kidnaps Kono and Adam.
Ke Ku ‘Ana
A cache of guns is stolen by a person looking to make a statement on gun violence; Kono and Adam are reunited.
Hu A’e Ke Ahi Lanakila A Kamaile
When the serial killer that Alicia and McGarrett have been hunting kidnaps them, it’s up to Five-0 to find them before it’s too late.