When the remains of two bodies are found in an open grave along a desolate highway in Stillwater, Minnesota, Special Agent Nikki Hunt knows exactly who they are. The bright blue jacket lying on the frozen earth belongs to Kellan Rhodes, the missing boy she’s desperately been trying to find for the last two days. The other body is his mother Dana, who had been Nikki’s lead suspect. 

FBI Agent Ella Dark, 29, is given her big chance to achieve her life’s dream: to join the Behavioral Crimes Unit. Ella’s hidden obsession of gaining an encyclopedic knowledge of serial killers has led to her being singled out for her brilliant mind, and invited to join the big leagues.

At first, they struggle to escape. Then a torrent of blows rains down upon their bodies until their eyes cloud over in final agony. The killer shows no remorse - just a twisted need to witness each victim's last terrified moments. Public defender Rachel Wainwright is struggling to reopen a decades-old case, convinced that the wrong man is in prison. Homicide detective Deke Morgan doesn't want to agree. But if Rachel's hunch is correct, whoever fatally bludgeoned young, beautiful Annie Dawson 30 years ago could be the source of a new string of brutal slayings.

When Agent Tori Hunter is urgently called to the murder scene of Dan and Heidi Newman, she finds their throats slit and Dan tied up: forced to watch his wife lose her life. Tori’s first thought is for their 17-year-old daughter, Cara, who is nowhere to be found. Will this popular young girl be the next victim? A broken bracelet is the one clue left at the scene, but the team is running in circles until Tori finally tracks down Cara hiding in the woods. Sobbing, the devastated girl says all she remembers is a flash of a man’s face as she was chased through the forest.

With the right motive, anyone can be a killer. Caring for Ironwood is a dream come true for Cage Foster. The dream doesn't last long when a skeleton is found buried beneath the antebellum home. The unearthing of two additional fresh bodies quickly turns into a nightmare which could land him on Mississippi's death row.

The truth can be as deadly as any weapon. Jaymee Ballard trusted only one person in Roselea, Mississippi with the secret of her lost daughter. When that person is brutally murdered, it leaves her with heartbreak and a slew of unanswered questions. The eerie similarity to a murder of one of Jaymee's close friends years ago causes her to realize her past has come back to haunt her and may cost her own life. Years of deception and abuse leave Jaymee with few options and fewer allies.

Just when Jaymee Ballard's life seems to be on track, a massive derecho attacks the Delta Crossroads, sowing destruction in its path. Her boyfriend, investigative journalist Nick Samuels, comes up missing, and she fears the worst.

Nick's abandoned car contains evidence of his involvement uncovering a controversial case mired in political power and greed.

Lucy Kendall doesn't believe she's a serial killer. She simply eradicates the worst of society and brings justice to the innocent - the children she failed to protect during her decade in Child Protective Services.

When the bodies of a local family are discovered on a quiet street in the small town of Dumfries, Virginia, Detective Amanda Steele takes charge of the case. Brett and Angela Parker were shot three times each, leaving no hope of survival, and their tidy suburban home has been ransacked. But there is no sign of their beloved six-year-old, Zoe. 

For more than 20 years, Detective Stella Carrigan has managed to bury the nightmare of being kidnapped from her foster family. Her traumatic childhood motivated her to stand up for others and climb the Chicago Police Department ladder by storm. But when Stella is called to a series of murders of women in the sleepy small town of Vandalia, the past abruptly catches up with her - and brings her to the edge of the abyss.

Detective Kay Sharp vows to get to the bottom of a heartbreaking murder that has rocked Mount Chester. A single mother has been brutally killed in front of her three daughters. The youngest, three-year-old Erin, is lying inches from the body, her pigtails loose, her face tear-stained. Eight-year-old Heather is discovered hiding under her bed. Sixteen-year-old Julie is nowhere to be found. 

On her first day back with the Denton PD after a major trauma, Detective Josie Quinn is on the hunt for a missing woman, Krystal Duncan, the mother of one of five children killed in a devastating school bus crash. Hours later, Josie finds Krystal’s body beside her daughter’s grave, her lips sealed together forever with wax.

When 17-year-old Savannah Devenish vanishes from her family’s remote vacation cabin in Minnesota, FBI Agent Tori Hunter races along treacherous icy roads to be first on the scene. Savannah’s parents are frantic with worry for their beautiful, carefree girl. Haunted by memories of her own missing sister, Tori vows to do whatever it takes to reunite this family. When the police uncover that Savannah’s father, Jacob, was having an affair, they suspect his involvement, but Tori is convinced his despair is genuine.

When Detective Casey White finds the body of a teenager perfectly preserved in salt in an abandoned beach vacation home, her heart shatters. Tina Somners has been missing since she set off to meet her friends for spring break. Her parents will be inconsolable at this tragic end to their search. Determined to find justice for this sweet girl who was looking forward to a summer full of laughter, Casey delves into old case files and gets her first lead: Years ago, a man murdered his wife, totally covering her body in salt. But he’s been locked up in prison all this time. 

Gabriel Kensington and his wife, Lydia, have been brutally slain in their luxurious home in New Mexico. A frantic, whispered phone call from their teenage daughter, Addis, and her best friend, Emerson, quickly alerts the authorities to the killings. But when detective Alyssa Wyatt and the squad appear at the house, the unthinkable has happened. The girls are nowhere to be found...and neither is the killer. In a race against time, it's up to Alyssa Wyatt and her partner, Cord, to find the missing girls - and discover just why the Kensingtons have been targeted.