Two people were murdered --- at the exact same time, in the same gruesome manner, but on opposite sides of the country. With Detective Kara Quinn investigating in Oregon and Special Agent Matt Costa in Virginia, the Mobile Response Team digs deep to uncover more about each victim. What is the link between the two, and why were they targeted? Yet their search unearths more questions than answers --- until they meet Riley Pierce, the only person still alive who might be able to help them find the killers. Soon, their investigation leads them to the hallowed grounds of Havenwood, an eerily beautiful place rooted in a terrifying past. As more bodies turn up, all tied to the same community, Kara and Matt are desperate to piece the puzzle together before Havenwood’s leader sacrifices everything to keep her secrets buried.

Detective Kara Quinn is back in Los Angeles to testify against a notorious human trafficker. But when the accused is shot in broad daylight, the chaotic scene of the crime turns up few reliable bystanders. And one witness --- a whistleblower who might be the key to everything --- has disappeared. After another person close to the case is killed, it’s clear that anyone who knows too much is in danger, and tracking down the witness becomes a matter of life and death. But as explosive secrets surface within the LAPD and FBI, Kara questions everything she thought she knew about the case, her colleagues and the life she left behind months ago. Now with FBI special agent Matt Costa’s help, she must race to find the missing witness and get to the bottom of the avalanche of conspiracies that has rocked LA to its core…before it's too late.

After five years in hiding from their murderous father, the day Kristen and Ryan McIntyre have been dreading has arrived: Boyd McIntyre, head of a Los Angeles crime family, has at last tracked his kids to a small Montana town and is minutes away from kidnapping them. They barely escape in a small plane, but gunfire hits the fuel line. The pilot manages to crash land in the middle of the Montana wilderness. The siblings hike deep into the woods, searching desperately for safety --- unaware of the severity of the approaching storm. But there is a greater threat to Kristen and Ryan out there. More volatile than the incoming blizzard, more dangerous than the family they ran from or the natural predators they could encounter. Who finds them first could determine if they live or die.

For three years, women have been going missing --- and eventually turning up dead in the small bayou town of St. Augustine, Louisiana. Police detective Beau Hebert is the only one who seems to care, but with every witness quickly silenced and a corrupt police department set on keeping the cases unsolved, Beau’s investigation stalls at every turn. With nobody else to trust, Beau calls in a favor from his friend on the FBI’s Mobile Response Team. While LAPD detective Kara Quinn works undercover to dig into the women’s murders and team leader Matt Costa officially investigates the in-custody death of a witness, Beau might finally have a chance at solving the case. But it’s going to take the entire team working around the clock to unravel the truth.

A bomb explodes on a sunset charter cruise out of Friday Harbor at the height of tourist season and kills everyone on board. Now this fishing and boating community is in shock and asking who would commit such a heinous crime. Was the explosion an act of domestic terrorism, or was one of the dead the primary target? That is the first question Special Agent Matt Costa, Detective Kara Quinn and the rest of the FBI team need to answer, but they have few clues and no witnesses. Accused of putting profits before people after leaking fuel endangered an environmentally sensitive preserve, the West End Charter company may itself have been the target. As Matt and his team get closer to answers, they find one of their own caught in the crosshairs of a determined killer.

Something mysterious is killing the wildlife in the mountains just south of Tucson. When a college intern turned activist sets out to collect her own evidence, she, too, ends up dead. Local law enforcement is slow to get involved. That’s when the mobile FBI unit goes undercover to infiltrate the town and its copper refinery in search of possible leads. Detective Kara Quinn and FBI agent Matt Costa find themselves scouring the desolate landscape, which keeps revealing clues to something much darker. As the body count adds up, it’s clear they have stumbled onto much more than they bargained for. Now they must figure out who is at the heart of this mayhem and stop them before more innocent lives are lost.

Detective Kara Quinn is on an early morning jog in Liberty Lake when she discovers the body of a young nurse. The manner of death reveals a highly controlled rage. Word quickly reaches FBI special agent Matt Costa that this murder fits the profile of the elusive Triple Killer, who compulsively strikes every three years, targeting three victims, each three days apart. This time they have a chance to stop him. But only if they can decipher the meaning of his pattern to figure out who he is and where he is hiding before he strikes again. The stakes have never been higher, because if they fail, one of their own team may be next.

Over a span of 20 years, four boys have been kidnapped from their bedrooms, suffocated and buried nearby in a shallow grave. Serial killer or coincidence? That’s the question investigative reporter Maxine Revere sets out to answer when an old friend begs her to help exonerate his wife, who has been charged with their son’s recent murder. But Max can do little to help because the police and D.A. won’t talk to her --- they think they have the right woman. Instead, Max turns her attention to three similar cold cases. If she can solve them, she might be able to help her friend.

Teenaged Internet bully Ivy Lake fell off a cliff, and few people cared. After a year, the police still have no answers. With too many suspects and not enough evidence, the investigation has grown cold. At the request of Ivy's mentally challenged 18-year-old stepbrother, Tommy, Maxine Revere takes the case. But the more Max learns about Tommy and his dysfunctional family, the more she thinks she’s taken on an impossible task: this may be the one case she can’t solve.

Investigative reporter Maxine Revere has a theory: that the five New York City murders for which Adam Bachman is being tried are just part of his killing spree. In probing the disappearance of a retired couple who vanished the prior summer, Max uncovers striking similarities to Bachman's MO and develops a theory that Bachman wasn't working alone. She wins a coveted pre-trial interview with the killer, whose disarming composure in the face of her questions is combined with uncomfortable knowledge of her own past.

Maxine Revere has dedicated her life to investigating murders that the police have long since given up any hope of solving. A nationally renowned investigative reporter with her own TV show and a tough-as-nails reputation, Max tackles cold cases from across the country and every walk of life. But the one unsolved murder that still haunts her is a case from her own past.