When former government agent Frank Compton is summoned by an alien race to the Quadrail, he is asked to stop a madman who is threatening to destroy the transportation system that connects civilizations throughout the galaxy.
FBI Hostage Rescue Team member Evan Cooper and his partner struggle to protect Monica Callahan, the estranged daughter of a diplomat who refuses to be intimidated by a terrorist threat, and Evan's task is complicated by his feelings for Monica which are growing in pace with the rising danger level.
A serial murderer known by a grotesquely apt nickname, Buffalo Bill, is stalking particular women. A young F.B.I. trainee is assigned to interview a mental patient, a brilliant psychiatrist and killer, for insights into the crime.
Upon the discovery of the second body, shot and left near a veterans' memorial with a lemon stuck in it's mouth, Virgil Flowers works to uncover who he believes to be a serial killer, while also trying to detect any possible link to the bodies.
FBI agent Mick Kline is forced to work with Libby Lancaster on his latest case and as he searches for the truth about a ten-year-old murder case, his feelings for his new partner grow more complex and threaten the case.
The lives of Faith Kemper, who lost her husband and her sight at the hands of a serial killer, and FBI special agent Mick Kline intertwine as Mick sets out to hunt down the person who killed his brother.
Avery Delaney, driven by her past to a career in law and order, must use all her skills to save her aunt when she is kidnapped as part of a mad plot for revenge.
Deceased special FBI agent Aloysius Pendergast finds himself in a battle with his dead brother Diogenes, who has begun killing all the people who were close to Aloysius when he was alive. As the brothers battle, a related war rages inside the New York Museum of Natural History over ancient relics.
Delta Force major Carlos Guillermo Castillo, Army intelligence officer assigned to the office of homeland security is ordered to travel undercover to Africa to investigate the hijacking of a 727 in Angola and the murder of its crew.
