Officer Danny Sullivan has just become Detective Danny Sullivan, the first in a family line of Boston police officers to do so. It's a milestone the whole family can celebrate. But quickly, his new position turns into something more than he ever anticipated. His first case with a new partner throws him into a web of secrets, half-truths, and dead women. The conclusion he draws puts him at odds with everyone in his life, and the young detective must decide whether to risk everything to prove his theory that more women are about to die.

A body is reported lying on an isolated country road. The Stone County sheriff's department sends out its newest homicide investigator - Dan Cutter. Cutter discovers a baffling scene that leaves him with few clues and no obvious motive. Experienced at working on murder cases, Cutter finds himself with a different problem: He's in unfamiliar territory. Stone County isn't the big city he came from, and finding the killer will test him in ways he never expected.

A frantic female voice calls 911. Just one chilling playback of the girl's screams tells Detective Annie Logan a clock has started ticking. The young detective doesn't know the girl's name, she doesn't know where she called from, and most of all, she doesn't know if the girl is still alive. But Annie will stop at nothing to find her before it's too late.

What would you do if your son went missing? How far would you go to get him back?Michael Barton comes home to find his infant son gone. There is no trace of the kidnappers, and the police have no leads. Michael is driven by a promise and he will not stop. Detective Jason Strong led the task force to find Michael's son and has become his friend. But as Michael's darkness grows, Jason fears he may be the only one who can stop him. It is a race against time, as the detective tries to stop the events that will change everyone, before it's too late.

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.

D.I. Duncan McAdam is dispatched home to the Misty Isle. A body has been found buried in a remote location on the Waternish peninsula. Well-preserved in the peat, Isla Matheson—missing for the better part of two decades—is revealed to a shocked island community. A teenage runaway is dead...and no one is talking.

An eight-year-old girl, Chelsea Compton, is missing in Pine Valley, California, and for Detective Katie Scott it’s a cruel reminder of the friend who disappeared from summer camp 20 years ago. Unable to shake the memories, Katie vows she won’t rest until she discovers what happened to Chelsea. But as Katie starts to investigate, the case reveals itself to be much bigger and more shocking than she feared. Hidden deep in the forest she unearths a makeshift cemetery: a row of graves, each with a brightly colored teddy bear.

When a body is found on a lonely cliff top path, the angelic face of a murdered teenager lies facing the rising sun. Strangled by the hands of an unknown killer, it falls to DI Tom Janssen and his fledgling team to find out how she came to be there. Destined for a career in medicine, one to rival that of her parents, Holly Bettany’s future was as bright as it had been privileged. Seemingly, all that could threaten this promising teenager’s life was Holly herself.

When Devon Thompson’s car explodes at the click of her key fob, she doesn’t want to believe she was targeted on purpose. But when the next bomb is found in her apartment, she can’t ignore the fact that someone wants her dead. Trusting Captain Rhyland Finnegan with the truth isn’t easy, but soon she realizes Rhy is an honorable man who will go above and beyond to keep her safe.

When a 15-year-old girl fails to make it home after school, DI Heather Filson believes she’s dealing with just another teenage runaway. The girl’s grandfather, a notorious Glasgow gangster, disagrees. Convinced one of his underworld enemies has grabbed her, he’s prepared to bathe the city in blood in order to bring his princess home.