Final and least well-known installment in the Mark IV series of fundamentalist apocalypse films. About to executed by the forces of the Antichrist, fundamentalist Christian guerrilla David is rescued by Connie, an Antichrist agent pretending to be a double agent for the Believers' Underground. Connie hopes to trick David into leading her to the dissidents' hidden base. Meanwhile, Armageddon and the Second Coming draw nigh.