Childhood sweethearts William and Mary have been married for 60 years. William is a celebrated surgeon, Mary a devoted wife. Both have a strong sense of right and wrong. This is what their son, Joe O'Loughlin, has always believed. But when Joe is summoned to the hospital with news that his father has been brutally attacked, his world is turned upside down. Who is the strange woman crying at William's bedside, covered in his blood - a friend, a mistress, a fantasist or a killer? 

Twenty years ago, Cyrus Haven's family was murdered and only he and his brother survived. Cyrus because he hid. Elias because he was the killer. Now Elias is being released from a secure psychiatric hospital and Cyrus, a forensic psychologist, must decide if he can forgive the man who destroyed his childhood. As he prepares for the homecoming, Cyrus is called to a crime scene in Nottingham. A man is dead, and his daughter, Maya, is missing. Then a second woman is abducted. The only witness is Evie Cormac, a troubled teenager with a gift for knowing when people are lying.

Sami Macbeth is not a master criminal. He's not even a minor one. He's not a jewel thief. He's not a safe-cracker. He's not an expert in explosives. Sami plays guitar and wants to be a rock god but keeps getting side-tracked by unforeseen circumstances. Fifty-four hours ago Sami was released from prison. Thirty-six hours ago he slept with the woman of his dreams at the Savoy. An hour ago his train blew up. Now he's carrying a rucksack through London's West End and has turned himself into the most-wanted terrorist in the country.

Alisha Barba's dreams of being a detective were shattered when a murder suspect broke her back across a brick wall. Now on her feet again, with her police career in limbo, she receives a message from an old school friend, Cate Beaumont, who is eight months pregnant and in trouble. On the night they arrange to meet, Cate is mown down by a car that kills her husband instantly. As paramedics fight to save her life they discover there is no baby. Her pregnancy is an elaborate lie, a cruel deception.

Why would a man escape from prison the day before he's due to be released? Audie Palmer has spent a decade in prison for an armed robbery in which four people died, including two of the gang. Seven million dollars has never been recovered and everybody believes that Audie knows where the money is. For 10 years he has been beaten, stabbed, throttled, and threatened almost daily by prison guards, inmates, and criminal gangs, who all want to answer this same question, but suddenly Audie vanishes, the day before he's due to be released.

To Philomena McCarthy, being a police officer means never turning your back on someone in trouble. So when a decorated detective beats his girlfriend and the case is covered up, Phil secretly helps her. But as Phil lets her new friend deeper into her life, sinister things start happening. And by the time she's truly afraid, it's already too late . . .

A lost child. A shattered past. A life going under. Vincent Ruiz is lucky to be alive. A bullet in the leg, another through the hand, he is discovered clinging to a buoy in the River Thames, losing blood and consciousness fast. It takes six days for him to come out of his coma and, when he does, his nightmare is only just beginning. Because Vincent has no recollection of what happened and nobody believes him.

Izzy is cursed. Her highly developed empathic abilities allow her to read people's emotions with terrifying accuracy—and consequences. As a child, she sparked her parents' divorce by revealing her father's infidelity. As an adult, she has cut herself off from everyone. But now young girls are going missing, and the police have no suspects. And when Izzy sees her old school caretaker interviewed, she knows his story about when he last saw the latest victim isn't true.

Moscow, 1936. In a deconsecrated church, a young woman is found dead, her mutilated body displayed on the altar for all to see. Captain Alexei Dimitrevich Korolev is asked to investigate. But when he discovers that the victim is an American citizen, the NKVD - the most feared organisation in Russia - becomes involved. Soon, Korolev’s every step is under close scrutiny and one false move will mean exile to the frozen camps of the far north. Committed to uncovering the truth, Korolov enters the realm of the Thieves, who run Moscow’s underworld. 

Former soldier. Ex-copper. Current man on the edge. Shunned by his old colleagues, and dividing his time between a dead-end job and the bottom of a whisky bottle, former Police Scotland detective superintendent Bob Hoon’s life is a mess. Then an old face from Hoon’s Special Forces days turns up asking for help: His teenage daughter has been missing for months, the police have drawn a blank, and he needs the kind of help that only Hoon can provide. And besides, Hoon owes him one.

A serial killer is burning people alive in the Lake District's prehistoric stone circles. He leaves no clues, and the police are helpless. When his name is found carved into the charred remains of the third victim, disgraced detective Washington Poe is brought back from suspension and into an investigation he wants no part of. He is reluctantly partnered with brilliant but socially awkward civilian analyst Tilly Bradshaw, and the mismatched pair uncover a trail that only he is meant to see. The elusive killer has a plan, and for some reason Poe is part of it.

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. 

DS George Cross can be rude, difficult and awkward with people. But his unfailing logic and dogged pursuit of the truth means his conviction rate is the best on the force. So when his police colleagues dismiss the death of a man as a squabble among Bristol's homeless community, Detective Sergeant George Cross is not convinced.

Alastair Cunningham wakes up in hospital with almost total amnesia. But he knows that something terrible happened in his past, something that haunts him still. A young family friend, Clemence, is called in to help rekindle his memory. Retreating with Alastair to his remote cottage, Clemence finds a peculiar manuscript hidden away from prying eyes. Reading the prologue, she discovers a murder by someone very much like a young Alastair. The victim? Clemence's grandmother, Sophie.

DCI Mark Joesbury has been expecting this. Monitoring a complex network of dark web sites, Joesbury and his team have spotted a new terrorist threat from the extremist, women-hating, group known as 'incels' or 'involuntary celibates.' Joesbury's team are trying to infiltrate the ring of power at its core, but the dark web is built for anonymity, and the incel army is vast. Pressure builds when the team learn the snatched child was just the first in a series of violent attacks designed to terrorise women.