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.

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.

It’s Bastille Day in France, and the private French space agency Galactus - France’s answer to Space X, owned by the eccentric treasure hunter Jean-Pierre Broussard - has just sent a satellite payload into orbit. Billed as a “communications” satellite, it harbors a frightening reality: a nuclear electromagnetic pulse has been hidden aboard. In days, when the satellite is in position, Galactus’s head and Broussard’s second in command, Dr. Neveah Patil, will have the power to lay waste to the world with her EMP, and create her own immortality with the Holy Grail.

FBI Special Agent Griffin Hammersmith, last seen in Backfire, has been recruited by Dillon Savich to join his unit in Washington, D.C. Savich sees something special in Hammersmith, an almost preternatural instinct for tracking criminals. While on his way to D.C., Hammersmith plans to visit his sister, Delsey, a student at Stanislaus School of Music in Maestro, Virginia. Before he arrives, he gets a phone call that Delsey has been found naked and unconscious, lying in a pool of blood, after a wild party. The blood isn’t hers - so to whom does it belong? Griffin must protect Delsey, but from whom?

A serial killer is on the loose, and it’s up to FBI agents Dillon Savich and Lacey Sherlock to bring him down. They soon discover the killer has blood ties to an infamous and now long-dead monster. Savich and Sherlock are joined by agents Lucy Carlyle and Cooper McKnight, and the chase is on. At the same time, Agent Lucy Carlyle learns from her dying father that her grandfather didn’t simply walk away from his family twenty-two years ago: he was, in fact, murdered by his wife, Lucy’s grandmother.

San Francisco judge Ramsey Hunt, longtime friend to FBI agents Lacey Sherlock and Dillon Savich, begins the murder trial of Clive and Cindy Cahill only to have federal prosecutor Mickey O’Rourke, known for his relentless, aggressive style, suddenly turn tentative and distracted. Hunt suspects that something is very wrong — and then O’Rourke goes missing, and Judge Hunt gets shot in the back.

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. 

Seven-year-old Autumn Backman has a gift: she can communicate telepathically with others. Not everyone, mind you, but with a select few with whom she shares a special kinship. When Autumn and her mother, Joanna, take her father's ashes to be buried in the family plot in Brickers Bowl, Georgia, she witnesses a horrifying sight: her grandmother and two uncles, burying a pile of dead bodies in the middle of the night.

Yale professor Dr. Edward Kender’s father is undergoing chemotherapy when the supply of a critical accompanying drug, Culovort, suddenly runs out. Unwilling to accept the drug manufacturer’s disingenuous excuse of production line problems, Dr. Kender hires private investigator Erin Pulaski to prove that something more sinister is going on at Schiffer Hartwin.

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.

A long weekend in the Poconos is cut short when Sherlock and Savich are helicoptered back to Washington to lead the investigation into the brutal murder of a Supreme Court justice.

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.

The explosive action kicks off as FBI agent Ruth Warnecki hunts for Confederate gold in a West Virginia cave. She never expects to encounter the grisly murder that catapults her into a horrific plague of death, all centered on the prestigious Stanislaus School of Music.

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.

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.