New Yorkers aren't easily intimidated, but someone is doing their best to scare them, badly: why? After two inexplicable high-tech attacks, the city that never sleeps is on edge. Detective Michael Bennett, along with his old pal, the FBI's Emily Parker, have to catch the shadowy criminals who claim responsibility -- but they're as good at concealing their identities as they are at wreaking havoc. In the wake of a shocking assassination, Bennett begins...

Snow blankets the avenues of Manhattan's exclusive Upper West Side. The storm is the perfect cover for a fashionable, highly trained team of lethal assassins as they prowl the streets, hunting their prey. But their first hit is simply target practice. Their next mission may very well turn the Cold War red-hot once again. Stepping directly into the line of fire, the president of the United States is in New York for a summit at the United Nations...