In a secluded New York City park, a double homicide draws two detectives named McKenna. One is a legend; the other is a brilliant young investigator. Together, they are entering a case that will grow more bizarre and more horrifying with each new piece of shocking evidence... One of the victims was tied to a tree and slowly tortured to death. Veteran detective Tommy McKenna realizes that he has seen this killer's work before- eighteen years earlier... ...

In the mountainous north of Spain, on a quiet Sunday morning, a Basque terrorist group kidnaps the country's wealthiest woman after a violent ambush along a winding country road. At the same time, in New York City, a murderous shootout alongside Central Park leaves two dead and Spain's ambassador to the United Nations held hostage. NYPD Detective First Grade Brian McKenna and his partner Cisco Sanchez (the self-described world's greatest detective)...