When Piper and her friend Tash disappeared, there was a huge police search, but they were never found. Now Tash, reaching breaking point at the abuse their captor has inflicted on them, has escaped, promising to come back for Piper. Clinical psychologist Joe O'Loughlin and his stalwart companion, ex-cop Vincent Ruiz, force the police to re-open the case after Joe is called in to assess the possible killer of a couple in their own home and finds a connection to the missing girls.

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.

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.

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.

Slough House is Jackson Lamb’s kingdom; a dumping ground for members of the intelligence service who’ve screwed up: left a secret file on a train, blown surveillance, or become drunkenly unreliable. They’re the service’s poor relations – the slow horses – and bitterest among them is River Cartwright, whose days are spent transcribing mobile phone conversations.

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. 

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.

Sonny's on the run. Sonny is a model prisoner. He listens to the confessions of other inmates, and absolves them of their sins. He's been lied to his whole life. But then one prisoner’s confession changes everything. He knows something about Sonny’s disgraced father. Sonny wants revenge. He needs to break out of prison and make those responsible pay for their crimes. Whatever the cost.

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.

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. 

In the present, an old fisherman is found dead by the shoreline and a stranger with a mission moves into a shabby Kinloch flat/ Meanwhile, D.C.I. Jim Daley is trying to help Brian Scott stay sober, and the good people of Kinloch are still mourning the death of one of their own. As past and present collide, Daley finds himself face to face with old friends and foes. Memories can only last as long as those who keep them, and ghosts will not be silenced.

DCI Matilda Darke has returned to work after a nine-month absence. A shadow of her former self, she is tasked with reopening a cold case: the terrifyingly brutal murders of Miranda and Stefan Harkness. The only witness was their 11-year-old son, Jonathan, who was too deeply traumatised to speak a word. Then a dead body is discovered, and the investigation leads back to Matilda's case. Suddenly the past and present converge, and it seems a killer may have come back for more....