Jack and Laura Malone embark on a walk with the Lord in an attempt to help the homeless in Denver. They discover that many homeless children go missing every year from the streets and no one cares. They team up again with  Mark Connelly in Chicago and then travel to Houston, Texas in pursuit of leads regarding the missing children. In Texas they meet and involve a new partner, Sarah Cohen, an Israeli Mossad agent who is on a totally different investigation of the same people.

Their combined operations take on new dangers and battles as the team attempts to determine their enemy’s operation, save the U.S. from serious urban warfare, and rescue some of the children. The exciting climax leads them really out of their comfort zone in a new land.