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.

Imagine a killer who thinks, "What is the worst thing anyone has ever done?"—and then goes far beyond it. Now imagine four women—a police detective, an assistant DA, a reporter, and a medical examiner—who join forces as they sidestep their bosses to track down criminals. Known as the Women's Murder Club, they are pursuing a murderer whose twisted imagination has stunned an entire city. Their chief suspect is a socially prominent writer, but the men in charge won't touch him. On the trail of the most terrifying and unexpected killer ever, they discover a shocking surprise.

NYPD Detective Michael Bennett is about to take on the most sinister challenge of his career. The nation has fallen into mourning after the unexpected death of a beloved former first lady, and the most powerful people in the world gather in New York for her funeral. Then the inconceivable occurs. Billionaires, politicians, and superstars of every kind are suddenly trapped within one man's brilliant and cold-blooded scenario.

US President Keegan Barrett has swept into office on his success as Director of the CIA. Six months into his first term, he devises a clandestine power grab with deadly consequences. Barrett personally orders CIA agents Liam Grey and Noa Himel to execute his plan, but their loyalties are divided. The CIA serves at the pleasure of the president, yet they’ve sworn to support and defend the Constitution of the United States against all enemies, foreign and domestic. When the threat comes directly from the Oval Office, that’s where the blowback begins.

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.

The Wolfs, the most powerful family in California, have a new head–36-year-old former high school teacher Jenny Wolf. That means Jenny now runs the prestigious San Francisco Tribune. She also controls the legendary pro football team, the Wolves. And she hopes to solve her father’s murder. The most suspenseful family story since Succession or Yellowstone.

Dr. Dylan Reinhart wrote the book on criminal behavior. Literally - he's a renowned, best-selling Ivy League expert on the subject. When a copy of his book turns up at a gruesome murder scene - along with a threatening message from the killer - it looks like someone has been taking notes. Elizabeth Needham is the headstrong and brilliant NYPD Detective in charge of the case who recruits Dylan to help investigate another souvenir left at the scene - a playing card. Another murder, another card - and now Dylan suspects that the cards aren't a signature, they're a deadly hint.

NYPD Red is a special task force charged with protecting the interests of Manhattan's wealthiest and most powerful citizens. When a world-famous movie producer is poisoned on the first day of a Manhattan film festival called Hollywood on the Hudson, they are the first ones called. Then an actor is killed on the set of a film. And a Molotov cocktail explodes at a movie premiere.

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.

On his first night with Detroit PD, Officer Walter O’Brien is called to a murder scene. A terrified 20-year-old has bludgeoned her kidnapper with skill that shocks even O’Brien’s veteran partner. The young woman is also a brilliant escape artist. Her bold flight from police custody makes the case impossible to solve - and, for Walter, even more impossible to forget. By the time Walter’s promoted to detective, his fascination with the missing, gray-eyed woman is approaching obsession.

The city is in a state of shock over the fate of two hometown heroes: Eagles starting quarterback Archie Hughes, and his even more famous wife, Grammy-winning singer Francine Hughes. One spouse is murdered. The other is suspect #1. Even before the case hits the courtroom, it’s the hottest ticket in town. For the defense: Cooper Lamb, private investigator to the stars. For the prosecution: Veena Lion, a sleuth so bright she’s got to wear shades. Between them, they know every secret in Philadelphia. Together, they prove how two wrongs can make a right. They are Lion & Lamb.

In this startling psychological thriller, a killer is targeting young women in New York City and is obsessed with Michael Bennett's daughter.

Detective Jenna Murphy comes to the Hamptons to solve a murder - but what she finds is more deadly than she could ever imagine. No. 7 Ocean Drive is a gorgeous, multi-million-dollar beachfront estate in the Hamptons, where money and privilege know no bounds. But its beautiful gothic exterior hides a horrific past: It was the scene of a series of depraved killings that have never been solved. Neglected, empty, and rumored to be cursed, it's known as the Murder House, and locals keep their distance.

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 most revered detective in Paris puts his skills to the test in three thrilling cases from the creator of Alex Cross and Detective Michael Bennett.