It is the stroke of midnight on Hogmanay when Alison Reid admits a caller to her home. When her death is later reported, DI Clare Mackay attends the scene. The initial evidence does not rule out murder, but it’s not possible to say for certain if foul play was involved. Yet when the pathologist informs Clare about a post mortem of a young woman found in the Kinness Burn, and with some similarities to Alison’s case, it seems there’s a strong chance that there’s a killer on the loose in St Andrews.

DI Clare Mackay receives a message from her boss, DCI Alastair Gibson, telling her to meet him in secret. She does as he asks and is taken to a secure location in the remote Scottish hills. There, she is introduced to ethical hacker Gayle Crichton and told about a critical security breach coming from inside Police Scotland. Clare already has her hands full keeping a key witness under protection and investigating the murder of a university student. When a friend of the victim is found preparing to jump off the Tay Road Bridge, it is clear he is terrified of someone.  

Detective Inspector Macleod returns to his island home 20 years after the painful loss of his wife. With a disposition forged in strong religious conservatism, he must bond with his new partner, the free spirited and upcoming female star of the force, to seek the killer of a young woman and shine a light on the evil beneath the surface. To do so, he must once again stand in the place where he lost everything. Only at the water’s edge will everything be made new. 

Meet Zoe Finch, West Midlands Police's newest Detective Inspector. She's outspoken, ambitious, and damaged. And she's working a case that could make her career, or cost her everything...Fresh from the success of the Canary investigation into depravity and corruption at the highest levels, she's attracted attention. Not least from Assistant Chief Constable Bryn Jackson. But when Jackson is brutally murdered on the night of his retirement party, Zoe is dragged into a case that's deeply personal.

When a light aircraft crash-lands at Machrie airport, Daley and Scott rush to the scene. But it soon becomes clear that both occupants of the plane were dead before take-off.... Meanwhile, tending to his lobster creels, Hamish finds himself in the wrong place at the wrong time, and back at the County Hotel, Annie is beginning to suspect her new boss Ian Macmillan may not be as he first appeared. 

In the darkness of a cold December morning, Detective Kim Stone steps through the doors of Halesowen Police Station. She’s about to meet her team for the first time. When the body of a young man is found beheaded and staked to the ground in a secluded area of the Clent Hills, Kim and her new squad rush to the crime scene. This audio edition includes exclusive bonus content.

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 scandal forces DI Kelly Porter out of the Met, she returns home to the Lake District. Crimes in the Cumbrian constabulary tend to be minor, but Kelly begins work on a cold case that shocked the local community - the abduction and brutal murder of a 10-year-old girl. 

Inspector Daniel Kohi of the Zimbabwean police force returns home one night to find his worst nightmare has been realised. His family dead, his house destroyed and in fear for his life, he is forced to flee the country he loves. Far away in Glasgow, DSI William Lorimer has his hands full. Christmas is approaching, the city is bustling and whilst the homicide rate has been relatively low, something much darker is brewing. Counter-Terrorism have got wind of a plot, here in Lorimer's native city, to carry out an unspeakable atrocity on Christmas Eve. 

The murder of a young girl found barefoot in a country park and the re-emergence of shoes from the victims of a serial killer from over 40 years ago. A coincidence or a connection? Will Blake is determined to find out, but as he unearths the past, questions are raised about the original investigations, and it becomes clear that The Wirral has a killer on the loose, once again.

Detectives Macleod and McGrath join a bizarre cast of characters at a remote country estate on the Isle of Harris, where fantasy and horror are the order of the day. But when regular accidents happen, Macleod sees a killer at work and needs to uncover what links the dead. Hampered by a snowstorm that has closed off the outside world, he must rely on Hope McGrath before they become one of the victims.

After an incident makes remaining in Glasgow impossible, Police Sergeant Don Colyear is sent to work in a remote Highlands town. His new Inspector wants him gone and the locals wonder why he’s even there. Still, Don makes a go of things, striking up a good working relationship with rookie officer Rowan Forbes. As Don starts to investigate petty crimes, it soon becomes clear that there is something off about the town. A string of teenage disappearances has not been given due attention. 

Detective Megan Thomas hoped that moving to Devon would mean a quiet life. Her years undercover in London left her broken and alone, unsure if she would ever recover. Slowly, she’s learning to work with a team and trust other people. But when her sister, Debbie, finds the body of local businessman Greg Porter, that peace is shattered. Porter’s wife and children don’t seem entirely grief-stricken, and his business dealings are not all they appear to be. So why are the police so determined to focus on Debbie? 

When thriller writer Charlie Baker disappears after launching his latest novel, it looks to DCI Harry Grimm like the fame went to his head - and the booze, too. Until Charlie turns up dead, a post-mortem reveals something more sinister than suicide, and Harry is faced with too many suspects and not enough answers. With shocking secrets to expose, unthinkable pasts to uncover, and his own darkness to final put to rest, revealing the killer’s identity could well turn out to be the most challenging case of Harry’s career.

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.