On a freezing morning four drunken students stumble upon the body of a woman in the snow. Rosie has been raped, stabbed and left for dead in a cemetery. The only suspects are the four young men now stained with her blood. Twenty-five years later the police mount a cold-case review of Rosie’s unsolved murder, and the four are still suspects. But when two of them die in suspicious circumstances, it seems that someone is pursuing their own brand of justice....

On a freezing winter morning, fishermen pull a body from the sea. It is quickly discovered that the dead man was the prime suspect in a decade-old investigation, when a prominent civil servant disappeared without trace. DCI Karen Pirie was the last detective to review the file and is drawn into a sinister world of betrayal and dark secrets. But Karen is already grappling with another case, one with even more questions and fewer answers. A skeleton has been discovered in an abandoned camper van and all clues point to a killer who never faced justice - a killer who is still out there.

Professor Fiona Cameron is a psychologist who uses computer technology to track serial offenders. She vowed never to work for the Met again after they went against her advice and screwed up an investigation as a result. But when her lover, thriller writer Kit Martin, tells her a fellow crime novelist has been murdered, Fiona can’t help taking an interest. With the killer striking again, Fiona is caught in a race against time.

As a favour, Kate agrees to track down a missing songwriter, Moria Pollock. It was supposed to be a nice simple case, but the search soon leads Kate into the dark underworld of Leeds, Manchester and Bradford – and finally to a shocking confrontation with a killer.

Up until now, the only serial killers Tony Hill had encountered were safely behind bars. This one’s different – this one’s on the loose. Four men have been found mutilated and tortured. As fear grips the city, the police turn to clinical psychologist Tony Hill for a profile of the killer. But soon Tony becomes the unsuspecting target in a battle of wits and wills where he has to use every ounce of his professional nerve to survive.

1979. It is the winter of discontent, and reporter Allie Burns is chasing her first big scoop. There are few women in the newsroom, and she needs something explosive for the boys' club to take her seriously. Soon Allie and fellow journalist Danny Sullivan are exposing the criminal underbelly of respectable Scotland. They risk making powerful enemies - and Allie won't stop there.

Freelance journalist Lindsay Gordon is strapped for cash. Why else would she agree to cover a fund-raising gala at a girls' public school? But when the star attraction is found garrotted with her own cello string minutes before she is due on stage, Lindsay finds herself investigating a vicious murder. Who would have wanted Lorna Smith Cooper dead? Who had the key to the locked room in which her body was found? And who could have slipped out of the hall at just the right time to commit this calculated and cold-blooded crime?  

The head of Scotland’s most powerful crime family is brutally murdered, his body dumped inside an ancient grave in a remote cemetery. DS Max Craigie and DC Janie Calder arrive at the scene, a small town where everyone has secrets to hide. They soon realise this murder is part of a blood feud between two Scottish families that stretches back to the 1800s. One thing’s for certain: it might be the latest killing, but it won’t be the last.

Brighton, 1950: When the body of a girl is found, cut into three, Detective Inspector Edgar Stephens is reminded of a magic trick: the Zig Zag Girl. The inventor of the trick, Max Mephisto, is an old friend of Edgar's. When the dead girl turns out to be known to him, Max decides to help Edgar investigate.

When he was 12 years old, Adam Ryan went playing in the woods one day with his two best friends. He never saw them again. Their bodies were never found, and Adam himself was discovered with his back pressed against an oak tree and his shoes filled with blood. He had no memory of what had happened. Twenty years on, Rob Ryan - the child who came back - is a detective in the Dublin police force. He's changed his name. No one knows about his past.