Clara is clinging to the hope that someone will come and save her. The Bone Collector has a new apprentice to take over his family’s legacy. But he can’t forget the boy who got away and the detective who had destroyed his dreams. Detective Etta Fitzroy’s life collapsed when the Collector escaped. With Clara still missing, and a new wave of uncannily similar murders beginning, will she be able to find him again?

A new home. A new start. It’s all the Lockwoods want. And on The Avenue, a leafy street in an Essex town near the sea, it seems possible. But what if what they want isn’t what they get? On their moving-in day they arrive to a media frenzy. A serial killer has struck in the woods behind The Avenue. The police are investigating. And the neighbours quite clearly have secrets. With their dream quickly turning into a nightmare, the Lockwoods are watching everyone. But who’s watching them.

Naomi always wanted to be a mother. But three years ago, her husband left, taking their child with him. Now, her daughter has come to stay, and Naomi knows it's her one chance to re-build her family. But the night ends in a terrible accident. And Naomi has no memory of what happened. Panicking, desperate, Naomi finds herself telling a lie...

The place: Seawings, a beautiful art deco home overlooking the sweep of the bay in Midtown-on-Sea. The crime: the gilded Holden family—Piper and Gray and their two teenage children, Riva and Artie—has vanished from the house without a trace. The detective: DS Saul Anguish, brilliant but with a dark past, treads the narrow line between light and shade. One late autumn morning, Piper’s best friend arrives at Seawings to discover an eerie scene.

Twenty-one years ago, Dr Richard Carter and his wife, Pamela, were killed in what has become the most infamous double murder of the modern age. Their 10-year-old daughter - nicknamed the Angel of Death - spent eight years in a children’s secure unit and is living quietly under an assumed name with a family of her own. Now, on the anniversary of the trial, a documentary team has tracked down her older sister, compelling her to break two decades of silence.

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. 

Florence Lovelady's career was made when she convicted coffin-maker Larry Glassbrook of a series of child murders 30 years ago. Like something from our worst nightmares the victims were buried...alive. Larry confessed to the crimes; it was an open and shut case. But now he's dead, and events from the past start to repeat themselves. Did she get it wrong all those years ago? Or is there something much darker at play?

Molly lives a quiet, contained life in London. Naturally risk averse, she gains comfort from security and structure. Every day the same. Her identical twin, Katie, is her exact opposite: gregarious and spontaneous. They used to be inseparable, until Katie moved to New York a year ago. Molly still speaks to her daily without fail. But when Molly learns that Katie has died suddenly in New York, she is thrown into unfamiliar territory. Katie is part of her DNA. As terrifying as it is, she must go there and find out what happened.

Famous killers have fan clubs. Hamish Wolfe is no different. Locked up for the rest of his life for the abduction and murder of three young women, he gets countless adoring letters every day. He's handsome, charismatic and very persuasive. His admirers are convinced he's innocent and that he's the man of their dreams. Who would join such a club?

Zoe didn't meet her daughter the way most mothers do. She finds five-year-old Maddie alone and dirty on a countryside road. Frightened for Maddie's safety, she picks her up and takes her back to her father, not knowing what she's about to step into. Because Maddie wasn't just lost; she was there to lure her serial killer dad's new victim. After escaping from the clutches of Maddie's dangerous father, she bonds with the little girl. Only Maddie knows what it was like to be at that house. And when no family members come forward to claim Maddie, Zoe decides to adopt her. 

Was the biggest case of his career the worst mistake he ever made? Ten years ago, DCI Jack Logan stopped the serial child-killer dubbed "Mister Whisper", earning himself a commendation, a drinking problem, and a broken marriage in the process...When another child disappears a hundred miles north in the Highlands, Jack is sent to lead the investigation and bring the boy home. But as similarities between the two cases grow, could it be that Jack caught the wrong man all those years ago?

Detective Erika Foster is on a late-night walk near her new house in Blackheath when she stumbles upon the brutal murder of Vicky Clarke, a true-crime podcaster. Erika is assigned to the case and discovers that Vicky had been working on a new podcast episode about a sexual predator who preys on young female students around South London, staking out his victims in their halls of residence before breaking in at the dead of night.

When Mary receives a blank diary as a present, she thinks nothing of it. Until she opens the diary, and sees it’s not blank after all.

NOW YOU SEE HER.... Gillian is haunted by the disappearance of her little girl two years ago. A devastating fire burned down their home, but she remains convinced her daughter survived. NOW YOU DON’T... Ten-year-old Tom lives by the town’s neglected churchyard. Is he the only one who sees the strange, solitary child playing there? And what is she trying to tell him?

Just before dawn in the hills near the Scottish border, a man murders a young woman. At the same time, a hot-air balloon crashes out of the sky. There's just one survivor. She's seen the killer's face - but he's also seen hers. And he won't rest until he's eliminated the only witness to his crime. Alone, scared, trusting no one, she's running to where she feels safe - but it could be the most dangerous place of all....