Irish Police Procedural

When human remains are found in a fisherman's crab pot, Detective Alana Mack faces her toughest case yet. As she unravels a complex web of genetic links, Alana becomes the target of a seemingly random attack, leaving her injured and reliant on her ex-husband for help.

Pandora—Dora—Condron wakes one morning to discover her 17-year-old daughter, Ellie, has not come home after a party. The day Ellie disappears, Dora is alone as her husband, Eamon, has already left for the day in his job as a long-distance lorry driver. So Dora does the usual things: rings around Ellie's friends...but no one knows where she is. Her panic growing, Dora tries the local hospitals and art college where Ellie is a student—but then the police arrive on her doorstep with the news her daughter's handbag has been discovered dumped in a layby.

A wave lifts the stern of the boat, rigging groans in protest and a crash comes from down below, as the wails of the cargo rise above the howl of the storm. It's a wild Christmas Day on the rugged Northern Irish coast. But there's no time for turkey and pud with the family for Detectives Harvey and Birch. DS Aaron Birch leans into the wind and driving sleet. Thick, scudding clouds make the streets of Lisburn almost as dark as early evening. Then he gets the tip-off. Smugglers coming into a boatyard in Bangor.

When Detective Alana Mack arrives at Clonabee police station, in a small Irish seaside town on the outskirts of Dublin, she doesn't expect to find a distressed two-year-old girl sobbing on the floor. Abandoned in a local supermarket, the child tells them her name is Casey. All Alana and her team have to go on is a crumpled note begging for someone to look after the little girl. This mother doesn't want to be found.

A relaxing sailing trip on his day off becomes anything but for DSI Mick Hays when a body is found at sea. The coastguard pluck the corpse from the ocean with ease, but establishing the dead man's identity won't be straightforward. And when pathology indicates he was murdered, Hays' partner DI Maureen Lyons is put in charge of the investigation. Good forensics and a nose for trouble lead Lyons to a small hamlet in an isolated part of the coast. But the locals, who are running a smooth bootleg liquor operation, are none too forthcoming with information.

10am: A mother rushes for a train after dropping her daughter at school but is reported missing when she doesn't return to pick her up. 2.47pm: The same train causes the death of a young woman; her body bound and placed on the tracks. When Detective Alana Mack discovers the missing mother has vanished from the same train that claimed the life of the young woman, she fears the worst. A killer is on the loose, targeting women and leaving their broken bodies scattered across Dublin's Dart train line.

Eddie Sutherland is dead. Normally, Detective Wes O'Brien wouldn't care about another dead drug dealer, but he may just be the man who killed him. Thrown off the force and under investigation, Wes is called upon privately to look into a cheating spouse case.