A perfectly typed bomb threat makes its way to the Philadelphia Police Department--the calling card of a political assassin on the loose. It couldn't happen at a worse time, since a rogue cop has brought corruption into the force. The police can't trust their own people as seconds tick away toward an explosion that could rock the nation.
A political assasin is ready to make his move. The police department's only clue is a single, perfectly typed bomb threat. And worse yet, the police aren't sure they can trust their own people. In a few short days, the corruption of one cop--and the madness of an assasin--could blow the whole city sky high...