Detective Constable Janet Scott is subtle and reliable, a diplomatic thinker with a wry sense of humor. She's put in the time and seen it all, but has no desire for the boss's job—she loves her own too much. Rachel Bailey couldn't be more different—she's energetic, impulsive, and ambitious, and has just been transferred to the Manchester murder squad. Their commander thinks Rachel's intuition could make her a great cop, but has reservations about her shoot-first-think-later approach, so she partners her with Janet.

DI Amy Winter is hoping to follow in the footsteps of her highly respected police officer father. But when a letter arrives from the prison cell of Lillian Grimes, one half of a notorious husband-and-wife serial-killer team, it contains a revelation that will tear her life apart. Responsible for a string of heinous killings decades ago, Lillian is pure evil. A psychopathic murderer. And Amy’s biological mother. Now, she is ready to reveal the location of three of her victims - but only if Amy plays along with her twisted game.

When a woman's body is discovered in a cathedral and hours later a young man is found hanging from a tree outside his home, Detective Lottie Parker is called in to lead the investigation. Both bodies have the same distinctive tattoo clumsily inscribed on their legs. It's clear the pair are connected, but how? The trail leads Lottie to St Angela's, a former children's home, with a dark connection to her own family history. Suddenly the case just got personal.

Time's up. You're Next. "All he had to do was name the woman he wanted. It was that easy. They would do all the hard work. "Detective Sergeant Mark 'Heck' Heckenburg is investigating the disappearance of 38 different women. Each one was happy and successful until they vanished without a trace. Desperate to find her missing sister, Lauren Wraxford seeks out Heck's help.

It was supposed to be the trip of a lifetime, a final adventure before settling down. But after a perfect start, an encounter with a young couple on a night train forces Daniel and Laura to cut their dream trip short and flee home. Back in London, Daniel and Laura vow never to talk about what happened that night.

Thomas Usher has a terrible gift. Following a car crash in which his wife and daughter are killed, he can see the recently departed, and it's not usually a pretty sight. When he is called to investigate the violent death of the daughter of a prominent local gangster, Usher's world is torn apart once more. For the barriers between this world and the next are not as immutable as once he believed.

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.

When small-time heroin dealer Jai McDiarmid turns up dead one fine Glasgow morning, no one is that surprised - he'd been sleeping with a drug trafficker's girlfriend and had made himself a lot of enemies - so many, in fact, that Detective Superintendent Catherine McLeod doesn't know where to start when she is assigned to the case.

It's often said that when tragedy strikes, the victims were simply in the wrong place at the wrong time. But not Harry and Alice French. Assaulted by masked men looking for a mysterious package and a man named Renshaw, Alice and Harry manage to convince them that there has been a terrible mix-up. But nothing prepares Alice and Harry for the web they find themselves trapped in after their assailants leave. Especially as Alice hasn't been completely honest.

It was no secret that journalist Jack Sparks had been researching the occult for his new book. No stranger to controversy, he'd already triggered a furious Twitter storm by mocking an exorcism he witnessed. Then there was that video: 40 seconds of chilling footage that Jack repeatedly claimed was not of his making, yet it was posted from his own YouTube account. Nobody knew what happened to Jack in the days that followed - until now.

On a remote Highland mountain, the body of Elaine Buxton is burning. All that will be left to identify the respected lawyer are her teeth and a fragment of clothing. In the concealed back room of a house in Edinburgh, the real Elaine Buxton screams into the darkness…. Detective Inspector Luc Callanach has barely set foot in his new office when Elaine’s missing persons case is escalated to a murder investigation. Having left behind a promising career at Interpol, he’s eager to prove himself to his new team.

Blackhall Manor has witnessed many dark crimes, long before five teenage girls break in to play the Midnight Game. It was supposed to be a game, but only four girls come home. Detective Sarah Noble has just returned to the force, and no one knows more about Blackhall Manor than her. Except perhaps Elliott Carter, who is only seven but has seen things in his dreams most adults could never imagine. It's a case that will bring them together and shake Sarah to her core. Will she be ready to meet the Midnight Man?

In the glitzy underground world of illegal auctions, fast cars, and stolen magical artifacts, John "Dom" Domenici knows he's out of his depth. But he needs the job at Kempthorne & Co. So when his boss, Alexander Kempthorne, wants him on a special case to track down an illegal artifact dealer, Dom can't say no. It shouldn't matter that the billionaire is sexy as sin, and it really shouldn't matter that there's an American agent stalking Dom, an agent who knows more than he should about Dom's case.

Two people are abducted, imprisoned, and left with a gun. As hunger and thirst set in, only one walks away alive. It's a game more twisted than any Detective Inspector Helen Grace has ever seen. If she hadn't spoken with the shattered survivors herself, she almost wouldn't believe them.

Struggling to balance her personal and professional life, young DS Becca Vincent has landed the biggest case of her career - and she knows that it will make or break her. But she can’t catch the culprit alone. Together with facial recognition expert Joe Russell, she strives to get a lead on the elusive murderer, who is always one step ahead of them. Time is not on their side. The body count is rising, and the attacks are striking closer and closer to home. Can Becca and Joe uncover the connection between the murders before the killer strikes the last name from his list?