DI Nick Dixon is on the hunt for a vicious serial killer, following a trail of fingerprints and DNA across west Somerset. When the body of a young woman is found on the building site of a nuclear power station, work grinds to a halt. The body bears all the hallmarks of yet another random murder at the hands of the escaped killer. Then Dixon finds a motive. Fighting for his place on the Major Investigation Team, he soon uncovers a family’s desperate search for the truth, exposing a web of corruption and death that will shake the billion-pound construction project to its foundations.

Newly promoted DCI Nick Dixon is stuck behind a desk when the peace of the Somerset countryside is shattered by a spate of sheep killings. Dixon recognises a sinister pattern: the animals have all been slaughtered with a crossbow, the power increasing with each kill. It seems whoever is responsible is practising, but for what? 

Early on a cold Somerset morning, 10-year-old Alesha Daniels is reported missing by her father, a violent alcoholic. Her mother, a known drug addict, is found unconscious, but it’s her mother’s boyfriend the police are keen to trace. As the hunt for Alesha gathers pace, a second local girl is taken, plunging another family into the depths of despair. Cutting short his holiday, DI Nick Dixon races home to join the Major Investigation Team, but no sooner has he identified a network of local suspects than they begin to show up dead.

A man has been mutilated and left to drown on the incoming tide, handcuffed in his van. With the murder bearing a striking resemblance to a string of sadistic killings carried out with surgical precision in 1990s gangland Manchester, it can mean only one thing: the killer is back. Transferred to the Major Investigation Team, DI Nick Dixon is assigned a new partner and sent to Manchester. Meanwhile, the gruesome murders in Somerset continue.

In the early hours of Christmas Eve, the wife of parliamentary candidate Tom Perry is brutally murdered in an apparent burglary gone wrong. With the by-election campaign about to start in earnest and the festive season in full swing, torrential rain brings with it flood warnings on the Somerset Levels.

When a sadistic killer begins picking off victims on the streets of Inverness, Jack’s boss decides to bring in some outside help. But the new team member is an old flame from Jack’s past who isn’t quite ready to let him go. And as the dead bodies rack up, the happily ever after that Jack has been building for himself might just be the next victim to fall....

A trainee jockey has been kicked to death by an aggressive stallion at the local stables. Deemed an accidental death, the case is closed. But when the jockey's brother returns from active service, he sparks an armed siege, demanding the investigation be re-opened and the truth uncovered. Still recovering from the physical and mental scars of his last case, Detective Inspector Nick Dixon is dragged deep into a murky world of betting scams and murder, where people will do anything to keep their secrets.

Rock climbers can't afford to make careless mistakes. But Detective Inspector Nick Dixon's former climbing partner, Jake Fayter, died doing just that. Or so it seems. Dixon suspects foul play, but his only leads are unreliable accounts of something odd happening in Cheddar Gorge seconds before Jake fell.

The discovery of a severed head in a golf course bunker triggers a frantic race to find a serial killer that brings the town of Burnham-on-Sea to a standstill.

When the brutally murdered body of a local geography teacher is discovered at Kilwinnoch’s famous beauty spot, Blood Water Falls, the community is rocked to its core. For DCI Duncan Bone, the killing appears to be an open and shut case. But it’s not long before a sinister clue unleashes dark and deadly forces, blowing the investigation wide open, and putting Bone and his team in grave danger.

A retired judge is shot dead outside the Dog and Gun inn in the remote Yorkshire village of Niddersgill. There's a witness who saw everything, and the gunman's on the run; the case should be open-and-shut for DCI Jim Oldroyd. But the murderer had no motive for wanting Sandy Fraser dead and, what's more, no trace of him can be found.

When a fishing boat is wrecked off the treacherous North Sea coast and the body of a young woman washes up on the beach beside the iconic ‘Marsden Rock’, DCI Ryan cannot ignore the call to duty. With one already dead and more human cargo missing from the wreckage, Ryan and his team race to find the remaining souls - before it’s too late and their investigation turns to murder. As they uncover the seedy underbelly of Tyneside, cold and calculated opportunism clashes with the rock-hard arm of the Law, but there’s one thing that proves stronger than stone.

When the chief suspect in the notorious "peekaboo cop killer" case blew himself up, almost taking lead investigator DCI  Duncan Bone with him, the psychologically damaged detective thought his days on the force were over. But, when another PC is abducted and murdered in the same deranged peekaboo fashion, Bone is persuaded to return to lead the new investigation.

Two marked men, three missing women and an approaching storm, powerful enough to change the Norfolk landscape forever. As a category four storm looms large over Norfolk’s wide open horizon, DI John Tanner is given the task of solving a high-profile murder. But when another body is found just as three women are reported missing, he faces a race against time to uncover the truth before the storm moves in to destroy everything in its path, including the evidence Tanner so desperately needs.

In the quiet coastal town of Weston-super-Mare, a body is discovered at the foot of a cliff just months after a near-identical tragedy - and Detective Inspector Louise Blackwell can't believe it could be a coincidence. Next to the body, she discovers a note that echoes one found beside the first: Death is not the end. Louise is certain that behind these desperate acts someone is pulling the strings, but how many more will plunge to their demise before she can find out who - and why?