1. Ha'i'ole
Air date: 2011-09-19 · 60 min
While McGarrett sits in prison awaiting trial for the murder of the governor, Danny brings him a surprise visitor to help clear him. Meanwhile, Kono is suspended for the force, pending an internal investigation.
Open episode 1 ↗2. Ua Lawe Wale
Air date: 2011-09-26 · 60 min
Gov. Denning assigns Officer Lori Weston to Five-0 to make sure McGarrett and team follow the new rules set by him and also apply her excellent profiling skills to the task force. Meanwhile, as Five-0 investigates the kidnapping of a teenage paddleboard champion, Internal Affairs Capt. Vince Fryer continues his interrogation of Kono.
Open episode 2 ↗3. Kame'e
Air date: 2011-10-03 · 60 min
At his mentor's request, McGarrett persuades Max to redo the autopsy on a SEAL, thought to have committed suicide, in order to investigate his murder. Meanwhile, Chin Ho worries about Kono hanging out with a group of dirty ex-cops, including Frank Delano.
Open episode 3 ↗4. Mea Makamae
Air date: 2011-10-10 · 60 min
The FIVE-0 take to the beautiful waters off Hawaii to investigate the murder of a deep sea diver known for his valuable shipwreck finds.
Open episode 4 ↗5. Ma'ema'e
Air date: 2011-10-17 · 60 min
The FIVE-0's investigation into the murder of the state's women's volleyball coach leads them to find out more bad news about Kono, and Chin Ho reconnects with his former fiancée, Malia.
Open episode 5 ↗6. Ka Hakaka Maika'i
Air date: 2011-10-24 · 60 min
The FIVE-0's investigation into the murder of a wealthy restaurant owner causes McGarrett to take part in a charity MMA fight to the finish. Meanwhile, NCIS Agent Kensi Blye lends her expertise to McGarrett and Lt. Commander White when they ask her to examine a video of McGarrett's father.
Open episode 6 ↗7. Ka Iwi Kapu
Air date: 2011-10-31 · 60 min
When the Five-0s investigate the murder of a young couple filming a spooky documentary about a traditional Hawaiian burial site, they are threatened by a drifter who puts a curse on Danny.
Open episode 7 ↗8. Lapa'au
Air date: 2011-11-07 · 60 min
Five-0's investigation into the suspicious plane crash and death of a customs agent takes an unexpected turn when it is revealed that the victim was dead before takeoff. Meanwhile, Danny finds himself the proud caretaker of an orphaned dog.
Open episode 8 ↗9. Ike Maka
Air date: 2011-11-14 · 60 min
When the Five-0 discover a John Doe in the trunk of a stolen car, they not only have to find a killer, but also need to figure out who the physically-altered victim was. Meanwhile, a homeless Danno is sleeping on McGarrett's couch.
Open episode 9 ↗10. Ki'lua
Air date: 2011-11-21 · 60 min
McGarrett finds himself in need of the Five-0's help when he goes to North Korea with Jenna Kaye to deliver a ransom to rebels who are holding her fiancé hostage. Meanwhile, the Five-0 investigate the murder of an investigative reporter who seems to have ties to Jenna.
Open episode 10 ↗11. Pahele
Air date: 2011-12-05 · 60 min
McGarrett and the Five-0 search for a busload of kidnapped school children as well as the people responsible.
Open episode 11 ↗12. Alaheo Pau'ole
Air date: 2011-12-12 · 60 min
On the eve of Chin Ho's wedding to Malia, the Five-0's investigation into a man left for dead in an abandoned WWII bunker crosses paths with Capt. Fryer's case of a Jane Doe.
Open episode 12 ↗13. Ka Ho'oponopono
Air date: 2012-01-02 · 60 min
When the Five-0 determine that the murder of a teenage girl was a professional hit, they must first find out why she was targeted before they can find her killer.
Open episode 13 ↗14. Pu'olo
Air date: 2012-01-16 · 60 min
McGarrett is rocked to his core when Chin Ho tells him some shocking news about Joe White. Meanwhile, Danny plays mid-wife for his ex-wife when she goes into early labor.
Open episode 14 ↗15. Mai Ka Wa Kahiko
Air date: 2012-02-06 · 60 min
A dirty cop from Danny's past comes to the island to exact revenge on Danny and his family for ruining his life, forcing Five-0 team to find a way to help their teammate.
Open episode 15 ↗16. I Helu Pu
Air date: 2012-02-13 · 60 min
During a fundraiser, the body of a young woman is found. Governor Denning refuses to lock down the hotel, which forces Five-0 to launch a low-key investigation. When the team almost causes an international incident with Russia, the Governor decides that one of the team should be fired. Also, Chin Ho faces the grueling task of choosing a Valentine's Day gift for Malia.
Open episode 16 ↗17. Kupale
Air date: 2012-02-20 · 60 min
Five-0 investigates the murder of a man dressed as a Hawaiian NaKoa warrior found in the jungle near the site of a historical war reenactment.
Open episode 17 ↗18. Lekio
Air date: 2012-02-27 · 60 min
Five-0 crosses paths with Tony Archer, a retired NYPD bomb expert who is now a private investigator on Oahu, when they investigate the death of famous talk radio DJ Bobby Raines.
Open episode 18 ↗19. Kalele
Air date: 2012-03-19 · 60 min
When McGarrett's sister is arrested for trying to smuggle $20 million worth of conflict diamonds, he and Chief Fryer reach out to August March, an ex-con who served 30 years for diamond smuggling, to help arrange a sting operation.
Open episode 19 ↗20. Ha'alele
Air date: 2012-04-09 · 60 min
A murder case hits close to home for Max when he is convinced that The Trashman, a serial killer with ties to his past, is on the loose. In order to convince Five-0 of his suspicions, Max reveals shocking information about his childhood.
Open episode 20 ↗21. Pa Make Loa
Air date: 2012-04-30 · 60 min
Five-0 and the NCIS: Los Angeles task force (Special Agents G. Callen and Sam Hanna) team up in Hawaii when there's a suspect on the loose who threatens to release a deadly virus into the population.
Open episode 21 ↗22. Ua Hopu
Air date: 2012-05-07 · 60 min
Just as McGarrett finally gets his hands on his arch nemesis Wo Fat in a special ops raid, he's blindsided when he finds that the Japanese Yakuza is hot on their trail and wants them both dead.
Open episode 22 ↗23. Ua Hala
Air date: 2012-05-14 · 60 min
Five-0 is in hot pursuit of a shooter who guns down one of their own, while another team member is forced to choose which of their kidnapped loved ones will live.
Open episode 23 ↗