It's a cold night in Milan and Piero Manzano wants to get home. Then the traffic lights fail. Manzano is thrown from his Alfa as cars pile up. And not just on this street - every light in the city is dead. Across Europe, controllers watch in disbelief as electricity grids collapse. Plunged into darkness, people are freezing. Food and water supplies dry up. The death toll soars. Former hacker and activist Manzano becomes a prime suspect. But he is also the only man capable of finding the real attackers. Can he bring down a major terrorist network before it's too late?