Significant evidence suggests that Alice's husband Chris, who registered the company in her name, is involved in the trafficking scheme. Pérez discovers that Lloyd's girlfriend Alison had murdered Rodgers when he threatened to reveal Lloyd's secret. The team focuses on two cases of Galbraith's: his defence of Donna Killick, who is getting compassionate release from prison, and a custody battle involving Lynda Morton, a local drug addict. He's not seriously injured, but something he says causes Pérez to realize Merran – who was on the phone with her father when he was shot – recognised her mother's doorbell ring. Pérez's father walks out of the house, intending to fly back to his home island, and is hit by a car.

Rachel Cairns tells Pérez that Connor argued with the owners of Davidson Disposal, where he used to work. A severed hand washes up on a Shetland beach, with further body parts discovered in a holdall that has been dumped at sea. Zezi escapes from the house where McGuire has held her and another girl named Niki, but the woman she flags down is a member of the gang and brings her back to McGuire.Despite Perez's connection to the community, the islanders close ranks as he and his sharp young partner Tosh, attempt to uncover mysteries, rivalries and secrets through generations of families in their hunt for the killer in their midst. Niven admits that Galbraith was going to publicly admit what happened but insists he didn't kill him. Duncan denies sleeping with Lizzie and mentions that Donna was annoyed with her flirtatious behavior. Series 2 contains the Series 3 episodes, Series 3 contains the Series 4 episodes, and Series 4 contains the Season 5 episodes. Ignoring the Norwegian secret services warnings to the contrary, Perez andTosh track down Mathias Soderland.

However his dream of creating a safe haven is threatened when an elderly woman is found dead near the site of an archaeological dig. There are few detective stories where the main character is not only a deductive, sharp-minded person, but also an honest, justice-loving, decent guy without a tormented past, or weaknesses, or complex moral contradictions.

I always say farewell to each season eagerly waiting for next year, so we can resume our tremendously pleasant and thrilling engagement with Shetland, their people and the characters in this show. Tosh's friend Donnie tells her his employer, suspected of using trafficked workers, made secret payments to a company for which Alice is the registered owner.