Two teens appear out of nowhere, ransacking a small-town grocery and attacking the police officers who come to investigate. Their clothes are torn and filthy, their hands and bare feet callused, they have fangs. They’re sister and brother, alone against the world. Where did they come from? Raised by wolves, they say. Kai and Holo are taken in by the police chief and his wife, and begin adjusting to life in a small town, attending school and going on dates. But humans, they find, are the most vicious animals. And the mystery of their upbringing brings dark and powerful forces to Kokanee Creek.

Dr. Brandt Savage is on sabbatical from the University of Chicago. Instead of doing solo fieldwork in anthropology, the gawky, bespectacled PhD finds himself enrolled in a school where he is the sole pupil. His professor, “Meed,” is demanding. She’s also his captor. Savage emerges from their intensive training sessions physically and mentally transformed, but with no idea why he’s been chosen, and how he’ll use his fearsome abilities. Then his first mission with Meed takes them back to her own training ground.

Alex Cross is a homicide detective with a Ph.D. in psychology. He works and lives in Southeast D.C. and looks like Muhammad Ali in his prime. He's a tough guy from a tough part of town who wears Harris Tweed jackets and likes to relax by banging out Gershwin tunes on his baby grand piano. But he also has two adorable kids of his own, and they are his own special vulnerabilities.

Everyone in Hemingway Grove, Illinois, knows David and Marcie Bowers. David owns the local pub. Marcie is a former big-city lawyer who practices family law. When David jumps into Cotton River to save a drowning stranger, he’s celebrated as a hero. His muscled physique, shaved head, and piercing blue eyes are broadcast on every news outlet. For most people, newfound fame is a lifeline. For David Bowers, it’s a death sentence. For Marcie Bowers, it’s a test.

Across the ranchlands and cities of his home state, Rory Yates's discipline and law-enforcement skills have carried him far: from local highway patrolman to the honorable rank of Texas Ranger. He arrives in his hometown to find a horrifying crime scene and a scathing accusation: he is named a suspect in the murder of his ex-wife, Anne, a devoted teacher whose only controversial act was ending her marriage to a Ranger. In search of the killer, Yates plunges into the inferno of the most twisted and violent minds he's ever encountered, vowing to never surrender.

The doors of the Inn at Gloucester are always open to anyone running from trouble or hiding from life. Its owner, former Boston police detective Bill Robinson, welcomes them with no questions asked. Until two strangers arrive for a temporary stay and a longtime resident starts looking over his shoulders. There’s another newcomer in town who puts the Inn under surveillance. When the surveillance turns into a series of attacks. Robinson launches an all-out fight to defend his town, his chosen family, and his home.

A wealthy businessman approaches Jack Morgan, head of Private—the world's largest investigation agency—with a desperate plea to track down his daughter and grandchildren, who have disappeared without a trace. What at first seems to be a simple missing persons case soon escalates into something much more deadly, when Jack discovers the daughter is being pursued by highly trained operatives. As Jack uncovers more of the woman's backstory, the trail leads towards Afghanistan—where Jack's career as a US Marine ended in catastrophe.

In The Coldest Case: A Black Book Audio Drama, homicide detective Billy Harney sends his new partner, Kate, deep undercover in a notorious Chicago drug ring. When several members of the ring soon turn up dead, Billy abruptly pulls Kate out, blowing her cover. Kate’s informant inside the gang quickly disappears. As does the ring’s black book.... When Billy can’t find the informant, he wonders if Kate is secretly harboring her, since the two grew close during Kate's weeks undercover.

Every day without fail, Travis Devine puts on a cheap suit, grabs his faux-leather briefcase, and boards the 6:20 commuter train to Manhattan, where he works as an entry-level analyst at the city’s most prestigious investment firm. In the mornings, he gazes out the train window at the lavish homes of the uberwealthy, dreaming about joining their ranks. In the evenings, he listens to the fiscal news on his phone, already preparing for the next grueling day in the cutthroat realm of finance. Then one morning Devine’s tedious routine is shattered by an anonymous email: She is dead.

Renée Ballard works the night shift in Hollywood, beginning many investigations but finishing none, as each morning she turns her cases over to day shift detectives. A once up-and-coming detective, she's been given this beat as punishment after filing a sexual harassment complaint against a supervisor. But one night she catches two cases she doesn't want to part with: the brutal beating of a prostitute left for dead in a parking lot and the killing of a young woman in a nightclub shooting. Ballard is determined not to give up at dawn.