When Anna Crowe is killed in her sleep alongside her children, the quiet local community of Corbally is shocked. It’s also a chilling reminder of when her sister, Janey, disappeared as a baby, 29 years ago, never to be seen again. Detective Iris Locke is assigned to the case, and, after a year undercover which ended in failure when her cover got blown, she’s desperate to make her mark - and to live up to the reputation of her ex-cop father, the former head of the Limerick Murder Squad.

There are two sides to every story: yours and mine, ours and theirs, his and hers. Which means someone is always lying. When a woman is murdered in Blackdown, a quintessentially British village, newsreader Anna Andrews is reluctant to cover the case. Detective Jack Harper is suspicious of her involvement, until he becomes a suspect in his own murder investigation. Someone isn’t telling the truth, and some secrets are worth killing to keep.

Ava only left her daughter in the pushchair for five minutes. The buckle was fastened, and she was sure it was safe. But when she came downstairs, the door was open and Abi was gone - she walked down the road, past the Lovegoods' house, and was never seen again. A year later, the Lovegoods throw a housewarming party, showing off the results of their renovation. Ava doesn’t want to go. She can’t bear to look down that end of the road, to see the place where Abi vanished, and she doesn’t want to spend time with people who don’t share her grief.

Twenty-two-year-old Olivia has been missing for one day…and counting. She was last seen on CCTV, entering a dead-end alley. And not coming back out again. Julia, the detective heading up the search for Olivia, thinks she knows what to expect. A desperate family, a ticking clock, and long hours away from her husband and daughter. But she has no idea just how close to home this case is going to get.

The day after her ninth birthday, Lucie and Blake Sullivan agree, for the very first time, to let their daughter, Grace, make the four-minute walk back home alone from a friend’s house down the street. They joke with friends about hiding behind bushes to ensure she is safe. But the joke turns sour when Grace does not appear. Despite the best efforts of the police and local community, Grace seems to have vanished into thin air. With hope fading fast, Lucie knows she can rely on her husband to support her. That is until the day she makes a shocking discovery....

When Nigel Baxter, a middle-aged married banker with an unremarkable past, is found dead in the bath of a plush hotel suite, his wrists slit, it looks as if he's taken his own life. At first. But when Detective Inspector Daniel Riley is assigned to the case, he soon realises all isn't as it first appears to be. When a postmortem shows Baxter was poisoned, Riley suspects foul play. And then there's the odd addition of a teddy bear left at the crime scene....

One year ago, Lucy’s sister, Nicki, left to meet friends at a pub in Dublin and never came home. The third Irish woman to vanish inexplicably in as many years, the agony of not knowing what happened that night has turned Lucy’s life into a waking nightmare. So, she’s going to take matters into her own hands. Angela works as a paper-pusher in the Missing Persons Unit, but wants nothing more than to be a fully fledged member of An Garda Síochána, the Irish police force. With the investigation into the missing women stalled, she begins pulling on a thread that could break the case wide open.

Ingrid will never forget what John did. The people he hurt. The way he lied about it so easily. The way she defended him. Now he’s back. He says a murderer is after her. He says only he can protect her. Would you trust him? The clock is ticking for Ingrid to decide. Because the killer is ready to strike again.

When Detective Mike West is called to investigate a murder in a Dublin graveyard, suspicion immediately falls on a local woman, Edel Johnson, whose husband disappeared some months before. But then she disappears. Evidence leads West to a small village in Cornwall, but when he arrives, he finds Edel has got there before him. Her explanation seems to make sense, but as West begins to think his suspicions of her are unfounded, she disappears again. Is she guilty? West, fighting an unsuitable attraction, doesn't want to believe it.

A golden summer, and six talented teenagers are looking forward to the brightest of futures—until a daredevil game goes horribly wrong, leaving three strangers dead. 18-year-old Megan takes the blame for the crime, leaving her friends to get on with their lives. In return, they each agree to a 'favour', payable on her release from prison. Twenty years later Megan is free. It is payback time. And her friends start disappearing, one by one . . .

A shocking double-murder scene greets Detective Inspector Philip Brennan when he is called to a flat in Colchester. Two women are viciously cut open and laying spread-eagled, one tied to the bed, one on the floor. The woman on the bed has had her stomach cut into and her unborn child is missing. But this is the third time Phil and his team has seen such an atrocity. Two other pregnant women have been killed in this way and their babies taken from them. No one can imagine what sort of person would want to commit such horrible crimes.

Late one night, a man walks into the luxurious home of disgraced banker Harry McNamara and his wife Julie. And when the man launches an unspeakably brutal attack on Harry, a horror-struck Julie, frozen by fear, watches her husband die. Just one hour later, the attacker, J. P. Carney, hands himself into the police and confesses to beating Harry to death. But he also claims that the assault was not premeditated and that he didn’t know the identity of his victim.

Some things are better left hidden.... Tom Paretski’s not just a plumber with a dodgy hip courtesy of a schoolboy accident. He also has a sixth sense for finding hidden things. Called in by the police to help locate a body near Brock’s Hollow, he’s staggered to encounter Phil Morrison, his old school crush - and the closeted bully whose actions contributed to Tom’s accident. Phil’s all grown up now, and Tom’s unwilling attraction to him is back with a vengeance.

For Emily Rossi, life may not be perfect, but it's pretty close. She has a great career, a house in the country, a solid marriage to Eric and two wonderful children - tennis superstar Daniel and quiet, sensitive Zara. But when her fourteen-year-old daughter brings home a toxic new best friend, Emily’s seemingly perfect family starts to spiral out of control.

Rachel is afraid she may have done something terrible. She's sitting in a room, being asked whether she killed someone. She doesn't understand how her life has changed so completely. When she was younger, heads would turn when she walked into a room. Her children needed her; her husband adored her. But somehow the years wore that all away. She was so busy raising her children, looking after her parents....