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?

Detective Mike McCabe moved from a top homicide job with the NYPD to Portland, Maine, to leave his failed marriage and suspicions of wrongdoing behind, and to find a more peaceful life for himself and his 13-year-old daughter. But the small New England city is not nearly as safe as he thought. On a warm September night, a missing high school athlete is found dead in a scrap-metal yard, her heart removed from her body with surgical precision. As outrage over the killing spreads, a young businesswoman disappears while out on a morning jog.

Lieutenant Abby Mullen is no stranger to crisis. As the hostage negotiation instructor for the NYPD, she deals with worst-case scenarios every day. Nothing fazes her anymore. That all changes when she gets a call from Eden Fletcher, a fellow survivor of the infamous Wilcox cult. The two haven’t spoken since the night of a tragic, fiery massacre, when their paths diverged. But now Eden needs Abby’s help: someone has kidnapped her son and is demanding a $5 million ransom. As Abby throws herself into the case, she can’t help but wonder why the kidnapper has targeted Eden.

DS Whitney Walker wants a promotion, but it’s hard when she’s trying to balance motherhood with a career. When a newborn baby is kidnapped from the local hospital, she draws on her skills as a mother to help. Despite being ordered not to, and when the leads are going nowhere, Walker enlists the help of a local journalist who’s convinced it’s the work of an international baby smuggling ring. Walker’s plan backfires and she fears they’re running out of time.

Near an isolated mansion lies a beautiful garden. In this garden grow luscious flowers, shady trees...and a collection of precious “butterflies” - young women who have been kidnapped and intricately tattooed to resemble their namesakes. Overseeing it all is the Gardener, a brutal, twisted man obsessed with capturing and preserving his lovely specimens.

Scotland Yard’s new chief inspector Nicholas Drummond is on the first flight to New York when he learns his colleague, Elaine York, the "minder" of the Crown Jewels for the "Jewel of the Lion" exhibit at the Metropolitan Museum of Art, was found murdered. Then the centerpiece of the exhibit, the infamous Koh-i-Noor Diamond, is stolen from the Queen Mother’s crown. Drummond, American-born but raised in the UK, is a dark, dangerous, fast-rising star in the Yard who never backs down. And this case is no exception.

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.

Thirty years ago, Wilde was found as a boy living feral in the woods, with no memory of his past. Now an adult, he still doesn't know where he comes from, and another child has gone missing. No one seems to take Naomi Pine's disappearance seriously, not even her father - with one exception. Hester Crimstein, a television criminal attorney, knows through her grandson that Naomi was relentlessly bullied at school. Hester asks Wilde - with whom she shares a tragic connection - to use his unique skills to help find Naomi.

Detective Angie Pallorino hasn't forgotten the violent rapist who left a distinctive calling card—crosses etched into the flesh of his victim's foreheads. When a comatose Jane Doe is found in a local cemetery, sexually assaulted, mutilated, and nearly drowned, Angie is struck by the eerie similarities to her earlier unsolved rapes. Could he be back?

Professor Theo Cray is trained to see patterns where others see chaos. So when mutilated bodies found deep in the Montana woods leave the cops searching blindly for clues, Theo sees something they missed. Something unnatural. Something only he can stop. As a computational biologist, Theo is more familiar with digital code and microbes than the dark arts of forensic sleuthing.

Culpable in an exposé gone tragically wrong, investigative journalist Jupiter Bellarose takes her boss’s advice: head back to her hometown for a fluff piece and get her world in balance. But in Savannah, the past is waiting. Twenty years ago Jupiter’s mother, actress and celebrated beauty Marie Nova, was murdered, leaving many in her wake: Jupiter’s father, who has erased memories of his wife’s murder with alcohol. The matriarch of the cosmetics company who helped make Marie a star—and who takes every opportunity to reopen old wounds.

As the chief forensic anthropologist for the FBI’s Chicago field office, Christine Prusik has worked her fair share of bizarre cases. Yet this one trumps them all: a serial killer is strangling young women and dumping their bodies in the steep, forested ravines of southern Indiana. With each victim, the killer leaves a calling card: a stone figurine carved like the spirit stones found among the native tribes of Papua New Guinea—the same tribes Prusik worked with a decade earlier while doing field research.

Deputy Shelby Lake was abandoned as a baby, saved by a stranger who found her in the freezing cold. Now, years later, a young boy is missing - and Shelby is the one who must rescue a child. The only evidence of what happened to 10-year-old Jeremiah Sloan is a bicycle left behind on a lonely road. After a desperate search fails to locate him, the close bonds of Shelby’s hometown begin to fray under the weight of accusations and suspicion. Everyone around her is keeping secrets.

If you love mysteries with action, suspense and a touch of humor and romance, then the David Wolf series is for you.

In the lonely woods around Grizzly Falls, Montana, the first body is discovered, stripped naked and tied to a tree. Alvarez and Pescoli have been hoping for a career-making case, but this is a nightmare. The killer stages car accidents on icy, isolated roads and “rescues” his victims. He toys with them, heals them, earns their trust...before subjecting them to a slow, agonizing death.