Child psychiatrist Kate Wolfe's world comes crashing down when one of her young patients commits suicide, so when a troubled girl is left at the hospital ward, she doubts her ability to help. But the girl knows things about Kate's past, things she shouldn't know, forcing Kate to face the murky evidence surrounding her own sister's murder 16 years before, bringing Kate face to face with her deepest fear.

From Atlanta's wealthiest suburbs to its stark inner-city housing projects, a killer has crossed the boundaries of wealth and race. And the people who are chasing him must cross those boundaries, too. Among them is Michael Ormewood, a veteran detective whose marriage is hanging by a thread and whose arrogance and explosive temper are threatening his career. And Angie Polaski, a beautiful vice cop who was once Michael's lover before she became his enemy.

Welcome to Stanhope. A safe neighborhood. A place for families. William Wooler is a family man, on the surface. But he’s been having an affair, an affair that ended horribly this afternoon at a motel up the road. So when he returns to his house, devastated and angry, to find his difficult nine-year-old daughter, Avery, unexpectedly home from school, William loses his temper. Hours later, Avery’s family declares her missing. Suddenly Stanhope doesn’t feel so safe. And William isn’t the only one on his street who’s hiding a lie.

Something dark is lurking in the Louisiana bayou: a methodical killer with a penchant for medical experimentation is hard at work completing his most harrowing crime yet, taunting the authorities who desperately try to catch up. But forensic pathologist Dr. Wren Muller is the best there is. Armed with an encyclopedic knowledge of historical crimes, and years of experience working in the Medical Examiner's office, she's never encountered a case she couldn't solve. Until now.

One year ago, Isabelle Drake's life changed forever: her toddler son, Mason, was taken out of his crib in the middle of the night while she and her husband were asleep in the next room. With little evidence and few leads for the police to chase, the case quickly went cold. However, Isabelle cannot rest until Mason is returned to her—literally. Except for the occasional catnap or small blackout where she loses track of time, she hasn’t slept in a year. Isabelle's entire existence now revolves around finding him, but she knows she can’t go on this way forever.

On a beautiful October morning in rural Maine, a homicide investigator from the state police pulls into the hard-luck town of Copper Falls. The local junkyard is burning, and the town pariah Lizzie Oullette is dead - with her husband, Dwayne, nowhere to be found.

Tracy Crosswhite has spent 20 years questioning the facts surrounding her sister Sarah’s disappearance and the murder trial that followed. She doesn’t believe that Edmund House - a convicted rapist and the man condemned for Sarah’s murder - is the guilty party. Motivated by the opportunity to obtain real justice, Tracy became a homicide detective with the Seattle PD and dedicated her life to tracking down killers.

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?

Vermont, 1950. There's a place for the girls whom no one wants - the troublemakers, the illegitimate, the too smart for their own good. It's called Idlewild Hall. And in the small town where it's located, there are rumors that the boarding school is haunted. Four roommates bond over their whispered fears, their budding friendship blossoming - until one of them mysteriously disappears.... Vermont, 2014. As much as she's tried, journalist Fiona Sheridan cannot stop revisiting the events surrounding her older sister's death.

In the remote forests of Stillwater, Minnesota, you can scream for days and no one will hear you. So when the bodies of two 15-year-old girls are discovered frozen in the snow, Special Agent Nikki Hunt is sure the killer is local: Someone knew where to hide the girls and thought they would never be found. Though Nikki hasn’t been home in 20 years, she knows she must take over the case.

Twenty-six-year-old Beatrice Hyde-Clare is far too shy to investigate the suspicious death of a fellow guest in the Lake District. A spinster who lives on the sufferance of her relatives, she would certainly not presume to search the rooms of her host's son and his friend looking for evidence. Reared in the twin virtues of deference and docility, she would absolutely never think to question the imperious Duke of Kesgrave about anything, let alone how he chose to represent the incident to the local constable. And yet that's exactly what she does.

Detective Kara Quinn, on leave from the LAPD, is on an early morning jog in her hometown of Liberty Lake when she comes upon the body of a young nurse. The manner of death shows a pattern of highly controlled rage. Meanwhile in DC, FBI Special Agent Mathias Costa is staffing his newly minted Mobile Response Team. Word reaches Matt that the Liberty Lake murder fits the profile of the compulsive Triple Killer. It will be the first case for the MRT. This time, they have a chance to stop this zealous, if elusive, killer before he strikes again.

There are people in Edgewater, Oregon, who think that twenty years ago, Rachel Gaston got away with murder. But Rachel still has no idea how a foolish teenaged game turned deadly - or who replaced her soft pellet air gun with a real weapon. When a figure jumped out at her from the darkness, she fired without thinking. By the time she recognized her half-brother, Luke, it was too late.

Summer 1980: Despite the local superstition that the Bendy Man haunts the woods, three girls go into a Minnesota forest. Only one comes out, dead silent, her memory gone. The mystery of the Taken Ones captures the nation. Summer 2022: Cold case detective Van Reed and forensic scientist Harry Steinbeck are assigned a disturbing homicide—a woman buried alive, clutching a heart charm necklace belonging to one of the vanished girls. Van follows her gut. Harry trusts in facts. They’re both desperate to catch a killer before he kills again.

Anna Hart is a seasoned missing persons detective in San Francisco with far too much knowledge of the darkest side of human nature. When tragedy strikes her personal life, Anna, desperate and numb, flees to the Northern California village of Mendocino to grieve. She lived there as a child with her beloved foster parents, and now she believes it might be the only place left for her. Yet the day she arrives, she learns that a local teenage girl has gone missing.