Book Six...Assignment: Jerusalem, Target: Antichrist: In the most explosive episode yet in the continuing drama of those left behind, the Tribulation Force hurtles toward the four murders foretold in prophecy. Antichrist himself is prophesied to suffer a lethal head would. As a supernatural horde of 200 million demonic horsemen slays a third of the remaining population, the Tribulation Force prepares for a future as fugitives. Yet another Force member dies, and others join as crises draw them around the globe.