Agents from the FBI and Florida Department of Law Enforcement investigate a series of murders linked to conspiracy theorists and doomsday cults.

"Jack McCann has been in love with Shelly since they were teens. They married just out of college and right before he went to work as an undercover agent for the FBI. When he can, he slips away from his assignments to see her. Jack has been undercover on his latest case for months, investigating a weapons-smuggling business. But just as the FBI is set to make the bust, Jack's cover is blown. The last thing he feels as he crashes through a warehouse...

Staying overnight in a luxury hotel, Assistant U.S. Attorney Cameron Lynde overhears a high-profile murder involving a U.S. senator. Special Agent Jack Pallas is assigned to the investigation-the same Jack Pallas who still blames her for nearly ruining his career three years ago. Now the pair will have to put their rocky past behind them, focus on the case at hand-and smother the flame of their sizzling-hot sexual tension.

"FBI Agent Atlee Pine's search for her sister Mercy clashes with military investigator John Puller's high-stakes case, leading them both deep into a global conspiracy -- from which neither of them will escape unscathed. For many long years, Atlee Pine was tormented by uncertainty after her twin sister, Mercy, was abducted at the age of six and never seen again. Now, just as Atlee is pressured to end her investigation into Mercy's disappearance, she...

FBI special agent Nick Bradley has seen his share of kooks during his fifteen years with the Bureau. But Rachel Sutton is an enigma. She seems normal when she shows up at the FBI office in St. Louis--until she produces a tattered Raggedy Ann doll she found and tells him she thinks something is wrong because of a strange feeling of terror it gives her when she touches it. Nick dismisses her, only to stumble across a link between the doll and an abducted...

"Atlee Pine, is an FBI special agent assigned to the remote wilds of the western United States. Ever since her twin sister was abducted by a notorious serial killer at age five, Atlee has spent her life hunting down those who hurt others. And she's the best at it. She could be one of the Bureau's top criminal profilers, if she didn't prefer catching criminals in the vast wilderness of the West to climbing the career ladder in the D.C. office. Her...

Airport ranger volunteer Stacy Broussard expected a peaceful Saturday morning ride around the perimeter of Houston's airport. What she encounters instead is a brutal homicide and a baffling mystery. Next to the body is an injured dog, the dead man's motorcycle, and a drone armed with a laser capable of taking down a 747. Special agent Alex LeBlanc sees a clear-cut case of terrorism, but his past has taught him to be suspicious of everyone, even witnesses....

"When tragedy strikes an engagement party, Special Agent Parisa Maxwell becomes the sole survivor and the only witness to a kidnapping and the theft of a legendary diamond. With her friend now missing, Parisa makes a promise to save the other woman, no matter the cost. Jared MacIntyre's entire life is a carefully cultivated set of lies. He wasn't looking for the beautiful brunette when he ventured into the private rooms at the consulate, but he couldn't...

After fleeing to California to start a new life, Danny Ryan must decide whether he is going to do the FBI a favor that may make him a fortune or kill him. Danny Ryan, a young widower and mob underboss, has left the East Coast and settled in California with his young son in tow. The move has been good for Danny; in his new base of operations, his power, influence, and wealth have grown. Now he's heading up to Hollywood to rein in two of his crew,...

A shrewd investigator and an expert marksman, Special Agent Alexandra LaDuca can handle any case the FBI gives her. Connecting the dots between an assassination attempt in Ukraine, a murder in Paris, and a brutal attack on a remote village in South America takes Alex on a dangerous puzzle-solving, soul-searching journey that changes her forever.