Criminologist Martin Knight lives a gilded life and is a thorn in the side of the police. But then his wife, Liz, goes missing. There is no good explanation and no sign of Martin.... To make things worse, Liz is the ex-girlfriend of DCI Craig Gillard who is drawn into the investigation. Is it just a missing person or something worse? And what relevance do the events around the shocking Girl F case, so taken up by Knight, have to do with the present? The truth is darker than you could ever have imagined.

Tomorrow should be the greatest day of Erica Stroud-Jones' life. In just 24 hours this brilliant young scientist will present her secret work to a conference in Amsterdam - research that promises to revolutionise the battle against a deadly tropical disease. Millions of lives could be saved; a Nobel Prize beckons. Arriving to watch her are sceptics and rivals, admirers and enemies. Erica's own eyes will be on sculptor Max Carver, her American new love, to whom she will dedicate her achievement.

After the dramatic theft of a priceless artefact from Durham Cathedral, the rest of the world believes that DCI Ryan and his team were able to recover and return St Cuthbert's cross to its rightful home. But Ryan knows the cross he recovered was a fake - far from being over, their problems are only just beginning. Just as Ryan and his team begin to unravel the truth behind the spate of mysterious thefts, something even more priceless is stolen - something that can never be replaced. 

In Manchester, two hardened gang members on the run take Catherine Blake and her one-year-old son hostage at gunpoint. She is in the wrong place at the wrong time. Held in a Transit van, Catherine needs a plan fast. But it means diving into her captors’ risk-drenched world, and playing them at their own game. Catherine has been through cancer, miscarriages and five draining years of IVF in order to have her son Ethan. He is the most precious thing in the world. She may be terrified out of her wits, but she’d do anything to protect him. Anything, no matter the cost. Brace yourself.

Detective Chief Inspector Harry Grimm is forced to take leave from Bristol’s Major Investigations Team when his boss, tired of Harry chasing the ghost of his murderous father, sends him north on secondment. Used to city life and high stress, Harry fears his life will now be spent handing out speeding tickets, finding lost sheep, and directing tourists. But when a local teenager runs away, Harry finds himself pulled into an investigation much worse than anyone could have ever expected. 

Voted the world's most beautiful woman, 23-year-old Mira Roskova is admired, envied and desired. With a world-famous footballer for a boyfriend, plus top modelling and endorsement deals, Mira's meteoric rise to fame comes with what her millions of Facebook and Instagram followers imagine to be a perfect life. But celebrity extracts its pound of flesh. Threatened and harassed online, stalked by besotted fans, beaten up by a man who claims to love her, Mira is assailed on all sides. Home isn't safe, friends can't be trusted, freedoms melt away. 

When a girl’s body is found strangled, raped, and horrifically mutilated by a boat’s propeller, deep in the heart of the Norfolk Broads, newly arrived Detective Inspector John Tanner is asked to assist with the investigation. At first, all the evidence points to a man who had a multi-million-pound reason to kill her. But when an alibi is produced from an unexpected source, and another body appears at the base of a slipway, Tanner finds himself turning to local girl Detective Constable Jenny Evans for help. 

When Matt Ballard was starting out his career, three boys were murdered in the same area, the remote and bleak Gibbet Fen. When the main suspect was killed in a hit-and-run, the killings stopped. But Matt was not satisfied that the real murderer had been caught. Over 25 years later, Matt gets a photo in an unmarked envelope. It's of the Gibbet Fen crime scene. And the picture was taken before the murder took place. More photos arrive, relating to the historic murders, as well as intimate pictures of Matt's very secret private life.

A family is gunned down in the snow, but one of the children survives. Three years on, that child takes revenge, and the Snow Killer is born. But then, nothing - no further crimes are committed, and the case goes cold. 50 years later, has the urge to kill been reawakened? As murder follows murder, the detective team tasked with solving the crimes struggle with the lack of leads. It’s a race against time and the weather - each time it snows, another person dies.

Was the biggest case of his career the worst mistake he ever made? Ten years ago, DCI Jack Logan stopped the serial child-killer dubbed "Mister Whisper", earning himself a commendation, a drinking problem, and a broken marriage in the process...When another child disappears a hundred miles north in the Highlands, Jack is sent to lead the investigation and bring the boy home. But as similarities between the two cases grow, could it be that Jack caught the wrong man all those years ago?

Megan has to climb round and step across the body to get a proper view. What's left is like a chalk white mask in the rough shape of a face. The innocence is still there, and a hint of the cheekiness. But perhaps she is imagining that. Detective Megan Thomas moved to Devon for a fresh start, after years spent undercover. She's staying with her sister and swimming in the sea daily, battling the tides and letting the waves wash her past away. But she can't outrun everything.

There's a serial killer targeting the streets of Newcastle, seemingly picking his victims at random but subjecting them all to the same torturous end. When the Chief Inspector on the case goes missing, it falls on DCI Ryan to track down the man who is brutally murdering women and goading the police to 'catch me if you can'. As everyone becomes a suspect, Ryan and his team get drawn further and further into the case, but for Ryan the nightmare gets closer to home than he could ever have imagined. 

Clare Cassidy is no stranger to murder. As a literature teacher specialising in the Gothic writer R. M. Holland, she teaches a short course on it every year. Then Clare's life and work collide tragically when one of her colleagues is found dead, a line from an R. M. Holland story by her body. The investigating police detective is convinced the writer's works somehow hold the key to the case.s....  

When a body is found on a lonely cliff top path, the angelic face of a murdered teenager lies facing the rising sun. Strangled by the hands of an unknown killer, it falls to DI Tom Janssen and his fledgling team to find out how she came to be there. Destined for a career in medicine, one to rival that of her parents, Holly Bettany’s future was as bright as it had been privileged. Seemingly, all that could threaten this promising teenager’s life was Holly herself.

When Ella Watson, a woman of wealth and status, is brutally stabbed to death in broad daylight, it sends a shockwave through the Lake District community. Later that day, Keira Bradley meets the same fate. But whereas Ella’s murder is a tragedy, Keira’s death on the notorious Beacon Estate is just another statistic in a dangerous place.