New York is in turmoil, the age of capitalism is drawing to a close and Eric Packer, a high finance golden boy is chauffeured across the city in his extravagant limousine to get a haircut. A visit from the President of the United States paralyses Manhattan and as the day goes by, an eruption of wild activity unfolds on the city's streets. Eric watches helplessly as his empire collapses and as his paranoia intensifies during the 24-hour period, he starts to piece together clues that lead him to a most terrifying secret: his imminent assassination.