Despite being a rising star in the BAU unit, FBI Special Agent Hailey Rock still lives in the shadow of her older sister, who remained in their small Midwestern town to become a police sheriff and who remains the favorite in their parents’ eyes. Hailey has not thought of her estranged family in ages, but when young women turn up dead in her hometown, the FBI dispatches Hailey to solve the case her sister cannot—and forces her to face demons, including that of her kidnapped sister, that Hailey wished she would never face again.

Morgan Stark, a brilliant doctor, is stunned when his hospital’s resident is found murdered, clearly the work of a serial killer. The FBI needs Morgan, with his medical expertise, to decipher the subtle medical clues that will lead to the killer—but can he crack the code before it’s too late?

Tara Strong has risen to become her county’s Deputy Sheriff through her bravery and her brilliant capacity to enter killer’s minds. Small-town life in the mountains, centered around their picturesque lake, should be idyllic. But Tara has already seen enough to know that there is a dark side to everything, that small towns hide secrets, that everyone has something in their past—and that a killer may just be lurking right next door.

FBI Special Agent Claire King dies chasing a killer—and is resuscitated minutes later to realize she has changed. Dark images flash through her mind in a newfound power, visions leading her towards serial killers. But the riddles that plague her are obscured and conflicting, and Claire soon realizes that they may lead her to crack a case—or may just put her in the crosshairs of a killer.

Interpol agent Alex Quinn, 29, born to Italian-Turkish parents, is a multi-lingual genius. With an advanced degree in Criminal Psychology from a university in France and a PHD from a Germany university, Alex was recruited by Interpol at the age of 25—their youngest recruit—because of her encyclopedic knowledge of serial killers. But when a serial killer strikes in Venice, amidst the glittery costumes and sinister masks, Alex may, for the first time, find herself in over her head—and may just end up the target herself....

With a string of unsolved murders up and down the Mississippi River, the FBI assembles a task force, assigning their best Minnesota field agent, Grace Ford, to partner with an agent from their Louisiana office. Despite their culture clash, the two must work together to traverse the country cracking the hardest cases—and stop the next killer before it’s too late.

FBI Special Agent Faith Bold, hospitalized and haunted by her encounter with a serial killer, is ready to retire—when Turk, a K9 German shepherd, himself traumatized, comes into her life. When a new serial killer strikes, leaving his victims at the bottom of isolated wells, Faith, this time with Turk at her side, will stop at nothing to hunt him down and save the next victim before it is too late.

In a small harbor town in Maine, police officer Reese Link’s first day on the force begins with a bang: the first homicide this town has seen in years. Reese hopes to step into her dead brother’s shoes, but with her newly assigned partner having just shot himself and a diabolical killer on the loose, Reese wonders: does she have what it takes to outwit him—and to save another life?

FBI Special Agent Carly See, a star in the elite BAU unit, hides a terrible secret: She can speak with the dead. The murder of her sister, still unsolved, plunged her life into grief and awakened a new power within her. Sometimes messages come from direct contact, other times in dreams. All of it feels like a curse—until Carly realizes she can harness her new skills to solve cases. But her abilities are unreliable, and Carly must use her brilliant mind to complete the puzzle—all while struggling to keep her secret from her colleagues.

Amber Young, genius puzzle editor turned FBI special agent, is baffled when a new serial killer taunts the FBI with a word search puzzle. None of the searches seem to make any sense. And unless she can figure it out soon, time is running out to save his next victim’s life.