Mr. Brooks is a successful businessman, a generous philanthropist, a loving father, and a devoted husband. He is seemingly perfect, but he has a secret. He is also the notorious Thumbprint Killer, and no one has ever suspected it until now. Tracy Atwood is a tough detective whose devotion to her craft catches the attention and respect of the serial killer she is hunting, which leads to a symbiotic relationship.

The team is back and just as courageous, adventurous, humorous, and obsessed with cases like before. They are joined by celebrities in their adventures and ghost hunts and in search of puzzles to solve.

When Eric O'Neill is promoted from a low-level surveillance job into the headquarters of the FBI, his dream of becoming a full-fledged agent is on the verge of reality. He is hand picked to work for the renowned operative Robert Hanssen within "information assurance," a new division created to protect all classified FBI intelligence. Eric quickly discovers the true reason for his hire: Hanssen is the sole subject of a long-term, top-secret investigation,...