Hawaii Five-0

Following McGarrett's mother's surprise return and Chin's gut-wrenching decision in last season's finale cliffhanger, the team is determined to track down Wo Fat and Delano for killing an important member of their family.

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McGarrett asks Catherine for her help in locating his mother and the team calls on August March for his assistance when an art heist turns deadly.

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McGarrett and Danny's relaxing day at sea takes a deadly turn when their boat is hijacked and they are left to die in the middle of the ocean.

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Doris McGarrett pays an unexpected visit to her son while the team investigates the death of a polo player who literally loses his head.

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It's Halloween in Hawaii and the clock is ticking when a grisly murder leads the team to a ritualistic killing, and evidence suggests that the killer will soon strike again.

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When Danny is forced to remain completely still while bomb technicians disarm a bomb that he has accidentally activated, McGarrett distracts him by getting his partner to tell the story about his toughest and most emotional case from his days as a cop in New Jersey.

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While the team investigates the murder of a young computer hacker, McGarrett tries to stage a long-needed reunion between his mother and his sister.

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McGarrett plays cat and mouse with a smart and seductive therapist he believes murdered her patient. Meanwhile, Catherine must hunt down one of Doris's old targets who is now seeking revenge.

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Max and his crush get put in harm's way when a botched bank robbery leads the team to determine that the criminals had very unexpected motives. Meanwhile, Danny is stuck with the tough task of coming to the rescue of the most beautiful women in the world when a stalker goes after a Victoria's Secret model.

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An Aloha Girls camping trip with Grace turns deadly when an armed man takes McGarrett and a little girl hostage. Meanwhile, Adam introduces Kono to his dangerous brother who was recently released from prison.

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After someone foolishly tries to carjack McGarrett, he and Catherine meet a boy whose father is missing and may be in deadly trouble in the backwoods of Oahu.

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Danny and McGarrett investigate the murder of an Oahu University professor whose body is found decomposing in a tub of acid and his boss, his teaching assistant, and a student who he busted for cheating are all viable suspects. For the first time in television history, a primetime drama will allow viewers to choose the ending of an episode in real-time when CBS's HAWAII FIVE-0 lets fans vote on CBS.com or Twitter during the East and West coast broadcasts, Monday, January 14, 2013, on the CBS Television Network.

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When Chin is kidnapped in the night and dropped in the middle of Halawa Prison dressed as an inmate, he must fight for his life to escape before the other prisoners recognize him as Five-0.

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On the eve of an election, the Governor asks 5-0 to discreetly investigate the murder of a prostitute found in the bed of a missing Congressman. Meanwhile, Danny goes to court to determine if he will get partial custody of Grace.

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Five-0 investigates when a mysterious man targets select police officers for revenge and McGarrett is the next on his hit list.

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Five-0 investigates the murder of a Lua master, and McGarrett hires a private investigator to follow his mother.

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It's an All-Pro football weekend in Hawaii and while Danny obsesses about the big game, Five-0 investigates the murder of a tech executive with the help of a star football player.

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When a murder victim falls onto Dog the Bounty Hunter's SUV, Five-0 sends Catherine in undercover at the local roller derby to find the culprit.

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When threats turn deadly against a tour company that endangers the local shark population, Five-0 faces the difficult task of narrowing down the suspect list. Meanwhile, the team debates whether or not Kamekona will earn his helicopter license.

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When McGarrett and Catherine cross into North Korea to retrieve the remains of a fallen friend, he recounts his last deadly mission there.

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Five-0 allows a talk show host and her crew to follow them for the day, but the investigation turns dangerous when they have a run-in with Wo Fat.

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When the body of a young girl who was kidnapped 10 years earlier is discovered, Five-0 must hunt down the kidnappers who have now taken their next victim. Meanwhile, Kono asks Catherine for a favor that could damage her relationship with Adam.

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McGarrett must help his mother execute a covert op to retrieve an incriminating microfiche. Meanwhile, Kono's life is in danger when she closes in on Adam's secret.

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As the CIA tasks Five-0 with finding a dangerous killer loose on the island, Kono goes on the run for a murder she did not commit. Meanwhile, McGarrett's prison visit to Wo Fat ends with a shocking discovery.

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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

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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

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