Hawaii Five-0 - Season 10

First aired: 9/27/2019 22 episodes

The 10th season finds McGarrett and Five-0 reeling from the shots fired in HQ and who on the team was hit.

Episodes

1. Ua ʻeha ka ʻili i ka maka o ka ihe (The Skin Has Been Hurt by The Point of The Spear)

Aired: 9/27/2019

A new ally helps McGarrett and Five-0 when mob bosses on the island are being targeted by an assassin. Also, Five-0 says goodbye to one of their own.

2. Kuipeia e ka makani apaa (Knocked Flat by The Wind; Sudden Disaster)

Aired: 10/4/2019

Tani and Junior must plot an escape for themselves and several civilians after they become trapped inside a deadly tunnel collapse, while Five-0 investigates the cause and culprits of the cave-in. Eddie the dog uses his field experience and sniffs out a bomb that has been planted in McGarrett’s home.

3. E uhi ana ka wa i hala i na mea i hala (Passing Time Obscures the Past)

Aired: 10/11/2019

Five-0 investigates when a plane that mysteriously crashed into the Pacific in the ‘80s is found, but with a recently murdered scuba diver inside. Also, as MacGarrett and Quinn zero in on who planted the bomb in his garage, and he formally asks her to join Five-0, she is arrested for money laundering.

4. Ukuli‘i ka pua, onaona i ka mau‘u (Tiny is the Flower, Yet It Scents the Grasses Around It)

Aired: 10/18/2019

Five-0 enlists imprisoned hacker Aaron Wright to help when a young girl is reported kidnapped, but upon rescue, the culprits are dead, the girl is safe, and she's not who she claims to be.

5. He 'oi'o kuhihewa; he kaka ola i 'ike 'ia e ka makaula (Don’t Blame Ghosts and Spirits for One’s Troubles; A Human is Responsible)

Aired: 10/25/2019

It's Halloween and Five-0 investigates a home invasion turned deadly after a dangerous "monster" escapes from the basement. Also, Max returns to Oahu with a very special guest.

6. A 'ohe pau ka 'ike I ka halau ho'okahi (All Knowledge is Not Learned in Just One School)

Aired: 11/1/2019

McGarrett and the team investigate when a deadly hit-and-run involves a driverless car carrying heroin, and what could be a new means for delivering drugs. Also, Tani and Quinn are stuck with a pair of YouTubers who are brought on a ride-along with Five-0.

7. Ka 'i'o (DNA)

Aired: 11/8/2019

When the CIA informs McGarrett that his mother has gone rogue on her undercover mission and may have killed her partner, Steve goes solo to Mexico to bring her home and prove her innocence.

8. Ne'e aku, ne'e mai ke one o Punahoa (That Way and This Way Shifts the Sand of Punahoa)

Aired: 11/15/2019

Five-0 teams up with a DEA agent to search for a killer whose plane crashed in the jungle with $10 million worth of heroin on board. Also, Grover is thrilled when his niece Siobhan comes to try out for the University of Hawaii basketball team.

9. Ka laä'au kumu 'ole o Kahilikolo (The Trunkless Tree of Kahilikolo)

Aired: 11/22/2019

It's Thanksgiving, and while Junior and Tani track down the thief who robbed his parents' home, Five-0 investigates the murder of a beloved philanthropist and the theft of his ultra-valuable koa tree. Also, Danny moves in with McGarrett.

10. O 'oe, a 'owau, nalo ia mea (You and Me, It is Hidden)

Aired: 12/6/2019

When Adam's girlfriend, Tamiko, is kidnapped right in front of him, he shuts out Five-0 and breaks all the rules in order to get her back. Also, Five-0 investigates three seemingly unconnected homicides.

11. Ka i ka 'ino, no ka 'ino (To Return Evil for Evil)

Aired: 12/13/2019

When Five-0 investigates a tourist helicopter that was shot down by a missile, they trace the stolen artillery to a ghost from McGarrett’s past. After Adam’s ordeal in rescuing Tamiko and reconnecting with the Yakuza, he makes a bold decision about his future with Five-0.

12. Ihea 'oe i ka wa a ka ua e loku ana (Where Were You When the Rain Was Pouring?) (I)

Aired: 1/3/2020

When a list of undercover CIA agents is stolen, Steve and Five-0 enlist the help of Magnum, Higgins, Rick and TC to get it back and protect national security. Also, Higgins gives Tani some personal advice. The crossover continues on Magnum P.I. S02E12 Desperate Measures (II).

13. Loa’a pono ka ‘iole i ka punana (The Rat Was Caught Right in the Nest)

Aired: 1/10/2020

Grover and Five-0 investigate a murder at a private golf course involving a man who was frozen to death in the locker room's cryo-chamber. Also, McGarrett tags along with Danny when he tracks down the father of a boy who has been bullying Charlie.

14. I ho'olulu, ho'ohulei 'ia e ka makani (There Was a Lull, and Then the Wind Began to Blow About)

Aired: 1/31/2020

Soon after Danny meets the girl of his dreams, they get into a potentially fatal car accident in an area far from help. Also, McGarrett enlists Quinn and Tani to help when Eddie the dog suddenly shows signs of PTSD.

15. He waha kou o ka he'e (Yours is the Mouth of an Octopus)

Aired: 2/7/2020

When Grover's niece, Siobhan goes missing from the police academy and it's discovered her boyfriend is an undercover member of the Yakuza, Adam may be her only hope of rescue.

16. He kauwa ke kanaka na ke aloha (Man is a Slave of Love)

Aired: 2/14/2020

On Valentine's Day, Tani and Noelani are held hostage during a convenience store robbery. Also, Five-0 investigates the hug of a Thai diplomat whose wife confesses to the crime, but Danny suspects she's covering for the real hugger.

17. He kohu puahiohio i ka ho'olele i ka lepo i luna (Like a Whirlwind, Whirling the Dust Upward)

Aired: 2/21/2020

Harry Langford helps Five-0 investigate a series of murders that follow the plot of a fabled unpublished crime novel from the 1920s. Also, Tani and Junior's friendship takes a meaningful new turn.

18. Nalowale i ke 'ehu o he kai (Lost in the Sea Sprays)

Aired: 2/28/2020

While Five-0 investigates a murder on a cargo ship where pirates impersonated the Coast Guard to board the boat, Adam finally gets the evidence he needs to take down the Island’s Yakuza operation once and for all. Quinn helps Noelani when she suspects that her uncle didn’t die of natural causes.

19. E ho'i na keiki oki uaua o na pali (Home Go The Very Tough Lads of The Hills)

Aired: 3/6/2020

While Five-0 investigates when a rancher is murdered after he uncovers human skeletons on his property where legend says that Civil War-era gold coins were buried, Quinn's former stepdaughter, Olivia, reaches out to her for help after her father doesn't come home.

20. He puhe'e miki (A Gripping Cuttlefish)

Aired: 3/13/2020

While Five-0 investigates a scheme to rob tourists, Tani helps Girard Hirsh (Willie Garson) prove the innocence of his elderly uncle when he’s suspected of murder. Also, Tani and Junior work on the nuances of being in a new relationship

21. A 'ohe ia e loa'a aku, he ulua kapapa no ka moana (He Cannot be Caught for He is an Ulua Fish of the Deep Ocean)

Aired: 3/27/2020

After Steve receives a posthumous letter from his mother that contains a cypher, Danny is attacked by someone willing to kill to steal it. Five-0 must help Lincoln Cole, an anonymous good Samaritan who’s in the crosshairs of some very dangerous people.

22. Aloha (Goodbye)

Aired: 4/3/2020

Danny is abducted and badly wounded by Wo Fat’s wife, who is after the cypher Steve’s mother left him. Steve works to solve the case his father left for him 10 years ago.