Frank and Peter attempt to track down two women who escaped from prison and try to help them when they learn that one of them is pregnant. However as Frank tries to work out who the Father could be the convicts believe they are witnessing the virgin birth.

When Frank and Peter help track down Landon Brice, an ordinary teenager who recently went missing, they believe that the boy was abducted. But the investigation brings Frank to believe that Lucy Butler (the prime suspect in the murder of his friend Bob Bletcher) is behind an entire series of abductions so he sets out on a mission to avenge Bob's death.