Police Lieutenant Phoebe MacNamara found her calling at an early age, when a violently unstable man broke into her family's home, trapping and terrorizing them for hours. Now she's Savannah's top hostage negotiator, who puts her life on the line every day to defuse powder-keg situations.

When a woman's body is discovered in a cathedral and hours later a young man is found hanging from a tree outside his home, Detective Lottie Parker is called in to lead the investigation. Both bodies have the same distinctive tattoo clumsily inscribed on their legs. It's clear the pair are connected, but how? The trail leads Lottie to St Angela's, a former children's home, with a dark connection to her own family history. Suddenly the case just got personal.

Dear Elizabeth, I've been watching you. I hope to see you...soon. Liz Cafferky is on the up. Rescued from her dark past by the owner of a drop-in centre for older men, Liz soon finds herself as the charity's face - and the unwilling darling of the Dublin media. Amidst her claustrophobic fame, Liz barely notices a letter from a new fan. But then one of the centre's clients is brutally murdered, and Elizabeth receives another, more sinister note. Running from her own ghosts, Liz is too scared to go to the police.

Max and Alissa have a fairy tale life - newlywed, madly in love and enviously rich. Then Max is brutally stabbed to death at their home and Alissa, miraculously, escapes with her life. But why was she spared? The hunt for the killer begins, uncovering a number of leads - was Max's incredible wealth the motive? Had his shady business practices finally caught up with him? Or was it a stalker with a dangerous obsession?

Last year, Tom and Caroline Johnson chose to end their lives, one seemingly unable to live without the other. Their daughter, Anna, is struggling to come to terms with her parents' deaths, unwilling to accept the verdict of suicide. Now with a baby herself, Anna feels her mother's absence keenly and is determined to find out what really happened to her parents. But as she digs up the past, someone is trying to stop her. Sometimes it's safer to let things lie....

This is a fact: Ryan Summers walked into Three Rivers College and killed 13 women, then himself. But no one can say why. The question is one that cries out to be answered - by Ryan's mother, Moira; by Ishbel, the mother of Abigail, the first victim; and by DI Helen Birch, put in charge of the case on her first day at her new job. But as the tabloids and the media swarm, as the families' secrets come out, as the world searches for someone to blame...the truth seems to vanish.

What would you do if the man you love was accused of murder? Bad things never happen to Charlotte. She's living the life she's always wanted and about to marry wealthy banker, Dan. But Dan's been hiding a secret, and the pressure is pushing him over the edge. After he's arrested for the vicious killing of a nightclub owner, Charlotte's future is shattered.

I haven’t lived here long. The house is small and a little run-down, but each piece of faded floral wallpaper I peel away feels like unwrapping the second chance I never thought I’d get. I’m finally free to wear what I want, and I don’t flinch when I accidently burn dinner. My new home is warm, and the kids are safe inside. Anywhere would feel idyllic after the nightmare marriage I’ve just escaped.

Dan Starkey is a journalist in Belfast, who shares with his wife, Patricia, an appetite for drinking and dancing. Dan meets Margaret, and things begin to get out of hand - terrifyingly, she is murdered. Before long, Dan is a target himself, racing as fast as he can against time to crack the mystery.

When Helen and Sean Phillips go out for the evening, leaving their teenage daughter babysitting little Frankie, they have no idea that they are about to face every parent's greatest fear. Detective Inspector Patrick Lennon is hopeful that the three children who have been abducted in this patch of south-west London will be returned safe and well. But when a body is found in a local park, Lennon realizes that time is running out - and that nothing in this case is as it seems.…

For decades the Moore Asylum was home to the forgotten children of Brooklyn Bay. But ever since a scandal forced its closure, the abandoned building has cast an imposing shadow. Until now - when an elderly man is found dead, his body strapped to an ancient gurney. Detective Lucy Harwin, still reeling from a previous case that ended in the devastating murder of a mother and her child, finds herself on the trail of a killer ruthlessly fixated on avenging the asylum's wrongs.

Suzanne's life changes forever the day she receives a visit from Rose Anderson, the woman who has been living with her estranged father, Don. Don is dead, but Rose wants Suzanne to have his possessions - including a series of intimate diaries and a mysterious collection of photographs of women. To Suzanne's shock, one of the photos is of her friend, Sophie, who died 10 years ago in an unexplained and devastating fire. But Don met Sophie only once, during an unsettling visit he paid Suzanne just days before Sophie's death.... So why did he have a picture of her?

"Jack's in charge," said his mother, as she disappeared up the road to get help. "I won't be long." So 11-year-old Jack and his two sisters wait on the hard shoulder in their stifling, broken-down car, bickering and whining and playing I-Spy until she comes back. But their mother doesn't come back. She never comes back. And after that long hot summer day, nothing will ever be the same again. Three years later, Jack's 15 and still in charge.

Meet Detective Chief Inspector John Luther. He’s a murder detective with an extraordinary case clearance rate. He’s obsessive, instinctive, and intense. Nobody who ever stood at his side has a bad word to say about him. And yet there are rumors that Luther is bad - not corrupt, not on the take, but tormented. He seethes with a hidden fury that at times he can barely control. Sometimes it sends him to the brink of madness, making him do things he shouldn’t - things well beyond the limits of the law.

When a woman's body is found in the grounds of a ruined priory, Detective Imogen Evans realises she is dealing with a serial killer - a killer whose victims appear to die in a state of bliss, eyes open, smiles forever frozen on their faces.