On a Tuesday afternoon, Agent Sherlock is driving in downtown Washington when her Volvo is suddenly T-boned at an intersection. As her car spins out of control, a man’s body slams against her windshield and then - blackness. When she finally regains consciousness in the hospital, she’s told about the accident and the man she struck. No one knows yet who he is or where he is because he ran away. From DNA, they discover his name is Justice Cummings and he’s a CIA analyst at Langley…and he’s still missing.

Chief Ty Christie of Willicott, Maryland, witnesses a murder at dawn from the deck of her cottage on Lake Massey. When dragging the lake, not only do the divers find the murder victim, they also discover dozens of bones. Even more shocking is the identification of a unique belt buckle found among the bones. Working together with Chief Christie, Savich and Sherlock soon discover a frightening connection between the bones and the escaped psychopath. 

When several major political figures die mysteriously, officials declare the deaths are from natural causes. Then the German Vice-Chancellor dies on the steps of 10 Downing Street, and a drone is spotted hovering over the scene. The truth becomes clear - these high-profile deaths are well-constructed assassinations, and the Covert Eyes team is tasked to investigate. With the help of Dr. Isabella Marin, a young expert in the enigmatic Voynich Manuscript and cryptophasia, Nicholas and Michaela home in on Roman Ardelean.

Freshly minted FBI agent Nicholas Drummond is barely out of his Quantico training when he and his partner, Mike Caine, are called to investigate a stabbing on Wall Street. Their investigation, however, yields more questions than answers. It quickly becomes clear that the victim, John Pearce, was more than the naval historian and antiquities dealer he appeared to be.

From the outside, the house in Lakeview Terrace looks perfect, and the Bigelows seem like the perfect family: the respected surgeon father, the glamorous, devoted mother and two beautiful children. A perfect family, in a perfect house, living their perfect lives. But perfect surfaces can hide dark undercurrents, and behind closed doors lies a very different story. Teenager Zane and his younger sister, Britt, are terrorised by their violent father and dysfunctional mother. 

After the sickness known as the Doom destroyed civilization, magick has become commonplace, and Fallon Swift has spent her young years learning its ways. Fallon cannot live in peace until she frees those who have been preyed upon by the government or the fanatical Purity Warriors, endlessly hunted or locked up in laboratories, brutalized for years on end. She is determined to save even those who have been complicit with this evil out of fear or weakness - if, indeed, they can be saved.

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.

When Michael Rowland saves his younger brother Joshua from the clutches of his stepfather, he runs for his life with his brother in his arms. From his hiding place he sees the man who has made their lives a misery taken away in the trunk of a stranger's car, never to be seen again. Doctor Dani Novak has been keeping soccer coach Diesel Kennedy at arm's length to protect him from her dark secrets. When they are brought together by the two young brothers who desperately need their help, it seems they might finally be able to leave their damaged pasts behind them.  

Decades ago in the small town of Fogg Lake, The Incident occurred: an explosion in the cave system that released unknown gases. The residents slept for two days. When they woke up they discovered that things had changed - they had changed. Some started having visions. Others heard ominous voices. And then, scientists from a mysterious government agency arrived. Determined not to become research subjects of strange experiments, the residents of Fogg Lake blamed their "hallucinations" on food poisoning, and the story worked. Now the eerie effects are showing up in Fogg Lake descendants.

Jack Lancaster, consultant to the FBI, has always been drawn to the coldest of cold cases, the kind that law enforcement either considers unsolvable or else has chalked up to accidents or suicides. As a survivor of a fire, he finds himself uniquely compelled by arson cases. But the more cases Jack solves, the closer he slips into the darkness. His only solace is Winter Meadows, a meditation therapist. After particularly grisly cases, Winter can lead Jack back to peace. But as long as Quinton Zane is alive, Jack will not be at peace for long.

When Special Agent Lacey Sherlock foils a terrorist attack at JFK airport, she thinks her job is done and turns the reins over to the New York FBI. But stopping the grenade-carrying crazy was only the beginning. Another plot unfolds nearly simultaneously with a bomb at St. Patrick's Cathedral. The terrorist at JFK refuses to speak to anyone but Sherlock. She heads back with counterterrorist Special Agent Cal McLain to try to get him to talk.

Lacey Sherlock's life is forever changed when her older sister's body is discovered in an abandoned warehouse. She is the fourth victim of the String Killer, the name given by the media to a murderer who leads his victims into a maze with a ball of twine. Seven years after Belinda's death, Lacey, now an FBI agent, is paired up with computer whiz Dillon Savich, who has developed a predictive program to aid in the apprehension of serial killers.

When Agent Dillon Savich saves Kara Moody from a seemingly crazy man, he doesn't realize he will soon be facing a scientist who wants to live forever and is using "John Doe" to help him. But when the scientist, Lister Maddox, loses him, he ups the stakes and targets another to take his experiments to the next level. It's a race against time literally as Savich and Sherlock rush to stop him and save both present and future victims of his experiments. In the meantime, Cam Wittier and Jack Cabot must track a violent criminal through the Daniel Boone National Forest.

For months, Molly Sullivan endures the inexplicable: electrical surges, car breakdowns, visions. She even wonders if she might be the cause...and wonders if she might be crazy. Then she discovers her husband has cheated on her. Again. Now Molly realizes she is a newly awakening witch and a woman pushed over the edge.

Natalie Black, the U.S. ambassador to the Court of St. James, has returned to Washington, her job in jeopardy. Her fiancé, George McCallum, Viscount Lockenby, has died in a car accident, and mysterious rumors that she's responsible begin to surface: she broke off the engagement and, heartbroken, he killed himself. Then someone tries to force her off the M-2 outside London.