Legend has it that some of the oldest surviving homeless communities in New York City have been hidden from the public view for decades in the underground tunnels of Manhattan. Many homeless dwell in continual darkness along tunnels miles long and yet manage to survive. What happens to someone who lives in such a dark and dreary dwelling?

The UK Prime Minister and US President have a public rivalry that risks their countries' alliance. But when they become targets of a powerful enemy, they're forced to rely on each other as they go on a wild, multinational run. Allied with Noel, a brilliant MI6 agent, they must find a way to thwart a conspiracy that threatens the free world.