FBI special agent James Quinlan journeys undercover to the town of The Cove, where Sally St. John Brainerd is hiding from police who want to question her about her possible involvement in her father's murder.

Violently attacked by a stranger six months after the brutal killing of her beloved husband, Julia Ransom is narrowly rescued by special agent Cheney Stone, who reopens the case of Julia's husband's death when he suspects a connection.

Married FBI agents Lacey Sherlock and Dillon Savich are investigating a rather unusual case: Senator David Hoffman is experiencing a ghostly apparition with possible malicious intent. They're no closer to cracking the case when a call comes in from Connecticut: A top foreign Schiffer Hartwin employee has been found murdered behind the drug company's U.S. headquarters.

When a San Francisco judge is shot at the same time a once-relentless federal prosecutor turns cautious, FBI agents Lacey Sherlock and Dillon Savich receive an ominous note from the culprit that blames them for the incident.

"Insidious is the twentieth thriller in #1 New York Times bestselling author Catherine Coulter's FBI series. FBI agents Savich and Sherlock must discover who is trying to murder eighty-six-year-old Venus Rasmussen, a powerful, wealthy society icon. They soon find out that the danger may be closer than expected. Venus Rasmussen, a powerful eighty-six-year-old woman who still runs Rasmussen Industries, an international conglomerate, believes someone...

"Seven years ago, Mia Briscoe was at a college frat rave with her best friend Serena when a fire broke out. Everyone was accounted for except Serena, who was never seen nor heard from again. Now an investigative journalist covering the political scene in New York City, Mia discovers old photos taken the night of Serena's disappearance, and begins to uncover a sinister string of events going all the way back to that disastrous party. Working with Sherlock,...