A teenage girl is found murdered, encased in glass. Detective Dove Milson is called out to a chilling murder scene by the coast. The murder is a replica of the work of a serial killer known as the Glass Doll Murderer, who entombed his victims in glass to watch them die. He would've be the prime suspect, but he's already dead. The kicker? Dove's own niece was one of the Glass Doll's original victims. 

It’s the night shift worker who finds them. Huddled in a hospital store cupboard is elderly Edith Higgins. Knifed to death. Sitting behind her is Staff Nurse Lily Frampton, a scalpel clasped in her blood-soaked hand. No one can understand why this kind-hearted, dedicated nurse would brutally murder a frail patient she’s spent months caring for. That same day, mild-mannered schoolteacher Rod Black is found surrounded by the battered bodies of his pupils. Why would a well-respected teacher beat five schoolboys to death?

Detective Sam Helsdown hasn’t seen his daughter Zoe in two years and he’s excited and more than a little nervous to be at the airport picking her up for a visit. She’s 10 years old and has flown on her own for the first time. Flight BA631 from Athens has already landed and soon a trickle of people begins entering Arrivals. Among them is a little girl who runs towards him, head down, and throws herself into his arms saying ‘Daddy!’. But then he looks at her properly. This is not Zoe. This is not his daughter.

Flower shop owner Ellie McEwan is driving home late one frosty November night when a shadowy figure leaps into the road out of nowhere. Ellie swerves to avoid him — and slams head-on into the crash barrier. Days later, Ellie wakes up in hospital — and notices there’s something different. Everyone she looks at — the doctor, the nurse, her friend Carole — is surrounded by a coloured aura. Her near-death experience seems to have given her a new ability. And now Ellie must use her new-found gift to catch a killer.

Detective Claudia Nunn’s colleague DS Dominic Harrison has been leading the case against a dangerous serial killer, who hunts his victims using a dating app. But now his own wife has gone missing. Then a large pool of blood is discovered in their garage. And Dominic is the prime suspect. Is Dominic being framed by a serial killer, or will Claudia expose an even uglier truth?

A young woman is brutally attacked on her way home. It looks like she was the victim of a jilted—and twisted—ex-lover. But then two more women, also engaged to be married, are found dead. The press call the killer the "Surrey Stalker". And there’s a stack of similar cold case files. The pressure is on for young, ambitious DI Rob Miller. But with all the time he’s spending at the office, Rob’s also running a fine line trying to keep his fiancée, Yvette, onside as they try to plan their wedding.

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.

Laura Hardy is recovering from a traumatic car crash. The incident proved fatal for her mother, and whilst Laura's life was spared, she is left injured, weak and grieving for her loss. Her brother, Edward, resolves that accommodating Laura at his family home, Four Winds, will provide the respite she so desperately needs. But as soon as she steps foot over the threshold, she is assailed by feelings of choking and terror, engulfed by a sense of despair.

D.I. Duncan McAdam is dispatched home to the Misty Isle. A body has been found buried in a remote location on the Waternish peninsula. Well-preserved in the peat, Isla Matheson—missing for the better part of two decades—is revealed to a shocked island community. A teenage runaway is dead...and no one is talking.

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.

After a body turns up in the sleepy village of Rufford, Detective Walker returns from his leave of absence early, his experience deemed crucial for the case. But when it transpires the crime may be linked to a decades old cold case involving the murder of his sister, the crime becomes personal: he needs this—for his wife and kids, to make amends for past mistakes, and for the current victim—but he must toe the line if he isn’t to be thrown off the case.

On a wild and stormy night on England’s south coast, ambitious young police constables Rutherford Barnes and Harriet Holden are doing the rounds when they see a burglar fleeing the scene of the crime. And the location is Harriet’s house. The ground floor is ransacked. Scrawled in red across one wall are the words: DEAD COPS SLEEP LONG. Then a few days later, Harriet’s battered body is discovered in a shabby seafront hotel. Newly promoted to detective, Barnes vows to discover who killed his partner, and why.

A little girl, presumed dead, turns up playing happily in the park. She is barefoot but otherwise unharmed. The child’s mother who lives on a notorious local estate doesn’t seem bothered that her daughter has returned alive. Meanwhile, a man is tortured by a ruthless criminal. The victim’s severed hand is left on his wife’s doorstep.

When a boy leaps to his death from a bridge in the northern town of Umeå, Sweden, police discover drugs scattered in the snow near his body. The town has seen a dramatic increase in narcotic use among its youth, but nobody knows where the pills are coming from.

One morning Gwen Thomas takes a short walk with her Siberian husky in the outskirts of the Welsh town she calls home. She is drawn to a desolate area where, some 20 years ago as a teenager, she was brutally attacked and her friend killed. Disorientated by a sudden rush of memories, she has a fall. Later, recovering in hospital, she begins to recollect the events that led up to her friend’s death.