E uhi ana ka wa i hala i na mea i hala – 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.
kuipeia e ka makani apaa (knocked flat by the wind; sudden disaster) – 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. Also, Eddie the dog uses his field experience and sniffs out a bomb that has been planted in McGarrett’s home.
Ua ?eha ka ?ili i ka maka o ka ihe – In the Season 10 premiere, 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.
Hana Mao ‘ole ka ua o Waianae (Endlessly Pours the Rain of Waianae) – In the Season 9 finale, Five-0 continues to hunt down escaped criminal Aaron Wright before he can sell cyber-weapons to the highest bidder. Also, the lives of McGarrett and the team are put in danger when a visitor comes to headquarters to make amends.
Hewa ka lima (The hand is at fault) – Fugitive hacker Aaron Wright resurfaces to ask Five-0 for help when his co-workers at the NSA, which he has been working for, are all murdered. Also, Junior speaks at the parole hearing of the drunk driver who killed his sister.
Ho’okahi no la o ka malihini (A stranger only for a day) – McGarrett helps his visiting sister, Mary, spy on her shady neighbors, while Five-0 investigates the murders of a ride-share driver and his passenger. Also, the team teases the youngest members of Five-0 when Junior escorts Tani to a wedding.
O ke kumu, o ka mana, ho’opuka ‘ia (The teacher, the pupil— – Adam examines the murder of an FBI agent who is about to marry a Yauka leader’s daughter. Noelani is held hostage.
He kama na ka pueo (Offspring of an Owl) – Five-0 investigates the murder of a man whose body may hold the key to a 20-year-old case involving a kidnapped girl whose father never stopped looking for her.
Ke Ala O Ka Pu (Way of the Gun) – Five-0 must locate a teen girl who purchased a gun from a junkie, and discover that the firearm, over the course of decades, has affected all of their lives.
Pupuhi Ka He’e o Kai Uli (The Octopus of The Deep Spews Its) – The team looks into the murder of a window washer. Later, Adam and Grover investigate the murder of a gambler.