FBI Special Agent Maya Gray, 39, has seen it all. She’s one of BAU’s rising stars and the go-to agent for hard-to-crack serial cases. When she receives a handwritten postcard promising to release 12 kidnapped women if she will solve 12 cold cases, she assumes it’s a hoax.

When Jane is asked to pick up her friend’s daughter, Florrie, from school, she can’t imagine the horror that will unfold. Because someone pretending to be Jane has already collected Florrie. And now the little four-year-old is missing... Things don’t get any easier when Jane starts receiving anonymous letters that include intimate details about her life. As a psychologist and agony aunt, she's used to getting letters asking for advice, but these are different. Are they somehow connected to the missing child?

Lori once lived the perfect life with her husband Howie and their teenage daughter Molly—until the day Howie left for work and vanished without a trace. Haunted by her loss, Lori, a former investigative journalist, retreated from the city to rural isolation to become an author, seeking solace in the company of her beloved dogs. However, Lori's ordered, solitary existence is about to be turned upside down. As Frankie Evans, the man she helped convict for murder, has walked out of prison a free man. And he is intent on finding her.

Ruth loves her life in London—she has a high-powered career and a handsome and successful fiancé. This Christmas, she’s bringing him back to her home town to meet her family and school friends, one of whom, Holly Murphy, has a new baby. But, as the Christmas Eve party is in full swing, the unthinkable happens—Ruth drops the baby, injuring the little boy. Or did she? Ruth becomes convinced she didn’t cause the baby’s injuries, that they were inflicted before the party, that the Murphys are not the lovely family they appear to be.

When Penny Matthews, a seven-year-old girl with blonde curls and a gap-toothed smile, goes missing in the Appalachian mountains, Detective Ellie Reeves is called straight to the scene. According to Penny’s parents, their daughter vanished after a picnic by the creek. All that’s left behind is a pink friendship bracelet etched with “Penny”.

FBI super-profiler Agent Meredeth Connelly begins her hunt for The .40 Caliber Killer. She collects evidence. He collects families. Her headaches become more unbearable with each crime scene, with each dead child. With two decades of experience, she knows serial killers. As the body count rises, it’s clear that this serial killer knows her. She doesn't remember him. He'll never forget her. As the investigation progresses, something awakens within her that hints at an answer.

When Detective Casey White discovers the body of a beautiful teenage girl in a white nightgown near the shoreline in North Carolina’s Outer Banks, a familiar fear floods through her. Could this be Hannah, her sweet, blue-eyed daughter snatched from home 14 years ago? But it only takes one look to confirm that the girl with dark bruising around her throat is another family’s tragedy. Putting her own grief aside, Casey digs into unsolved missing child cases in the area. The victim is Cheryl Parry, one of two little girls taken during a family beach vacation nine years ago.

It was Beth Katz’s serial killer father who made her like she is: a successful FBI agent and an unstoppable vigilante dedicated to hunting down murderers who have evaded capture. Beth will push herself to the limits to deliver justice. Even if it means killing those who deserve to die.

In the quaint town of Hart's Ridge, Deputy Taylor Gray is a force to be reckoned with. From clawing her way out of poverty and foster care to achieving her dream of being in law enforcement, Taylor is determined to make a difference in her community. When a five-year-old girl named Molly walks into a gas station alone and barely speaking, Taylor's determination is put to the test. As she delves deeper into the investigation, Taylor discovers that even the most idyllic towns have their secrets. But this time, the stakes are higher than ever before.

Three people living lives they never wanted, hiding secrets that even those closest to them would never suspect, will find that the past never truly fades away. Even as the terrible consequences of long-ago events crash together in the present and threaten to ruin lives, they will come to the startling realization that they may not want to forget the past at all.

When the body of a woman is found hanging from a tree in her front garden, rookie Detective Morgan Brookes is first on the scene. But Olivia Potter is past saving. And when her husband and daughters cannot be traced, Morgan knows there is more to this tragedy. And then she finds them. Lying huddled together in the dark basement, each of their faces covered with a small cotton cloth, their bodies cold to the touch. But as Morgan kneels beside the family, she realizes that one of the girls is still breathing.

Emma Frederick bolts upright in bed, pulse racing. It must be a bad dream. Except it’s not. Crrrrrreeeeeeeeaaaaaaakkkkkkk. The sound of the loose step sends her body into overdrive, and she rushes for the secret room behind the wall. The screech of old hinges echoes through the house as he enters her bedroom. He starts whistling. Three blind mice. Three blind mice. She slaps a hand over her mouth, stifling her scream. He’s coming for her, but that can’t be. She killed him last month.

Competitive skier Mindy Wright is a superstar in the making until a spectacular downhill crash threatens not just her racing career but her life. During surgery, doctors discover she’s suffering from a severe form of leukemia, and a stem cell transplant is her only hope. But when her parents are tested, a frightening truth emerges. Mindy is not their daughter.

In one second, my life disappeared. My past. My memories. My future. The only certainty I have from the last three years is that my older brother is dead and that I am the only eyewitness. In order to protect the case, the lawyers demand no one give me any information about my life...I must remember on my own. My only help comes from my brother’s best friend and world-renowned investigative reporter Spencer Cross. He has no idea how many nights I’ve spent dreaming of his name—and his body—next to mine. Each day we spend together, I find it harder to want my old life back.

Eighteen years ago, FBI Agent Darcy Hunt’s life changed forever when her little sister was abducted right under her nose—murdered by a crazed guild of misguided zealots.