Imagine everyone’s surprise when Carter von Oehson, a sophomore in Dr. Dylan Reinhart’s Abnormal Psychology class, posts on Instagram that he plans to kill himself. Twenty-four hours later, and still no one has seen him. A massive search ensues. But when Carter’s sailboat rolls in with the tide without him or anyone else on it, the worst seems to be confirmed. He really did it. Or did he? The one person convinced he’s still alive is his father, Mathias von Oehson, founder and CEO of the world’s largest hedge fund. But what Mathias knows and how he knows it ultimately would reveal a secret so damaging that it would be as if he were committing suicide himself.

The murder of an Ivy League professor reunites Dr. Dylan Reinhart with his old partner, Detective Elizabeth Needham. As the worst act of terror since 9/11 strikes New York City, a name on the casualty list rocks Dylan's world. Is his secret past about to be brought to light? As the terrorist attack unfolds, Elizabeth does something courageous that thrusts her into the media spotlight. Thanks to the attention, she becomes a prime target for the ruthless murderer behind the attack. Dylan literally wrote the book on the psychology of murder, and he and Elizabeth have solved cases that have baffled conventional detectives. But the sociopath they're facing this time is the opposite of a textbook case.

Dr. Dylan Reinhart is a renowned, bestselling Ivy League expert on criminal behavior. When a copy of his book turns up at a gruesome murder scene --- along with a threatening message from the killer --- it looks like someone has been taking notes. Elizabeth Needham is the headstrong and brilliant NYPD detective in charge of the case who recruits Dylan to help investigate another souvenir left at the scene --- a playing card. Only someone with Dylan's expertise can hope to go inside the mind of a criminal and convince The Dealer to lay down his cards. But after thinking like a criminal, could Dylan become one?

After a serious professional stumble, attorney Trevor Mann has found happiness with his girlfriend Claire Parker, a beautiful, ambitious journalist. But when Claire's newest story leads to a violent confrontation, Trevor's newly peaceful life is shattered as he tries to find out why. Chasing Claire's leads, Trevor unearths evidence of a shocking secret that --- if it actually exists --- every government and terrorist organization around the world would do anything to possess.

A newlywed couple steps into the sauna in their deluxe honeymoon suite --- and never steps out again. When another couple is killed while boarding their honeymoon flight to Rome, it becomes clear that someone is targeting honeymooners. FBI Agent John O'Hara is deep into solving the case, while Special Agent Sarah Brubaker is hunting another ingenious serial killer, whose victims all have one chilling thing in common.