U.S. Marshall John Kruger (Arnold Schwarzenegger) erases the identities of people enrolled in the Witness Protection Program. His current assignment is to protect Lee Cullen (Vanessa L. Williams), who's uncovered evidence that the weapons manufacturer she works for has been selling to terrorist groups. When Kruger discovers that there's a corrupt agent (James Caan) within the program, he must guard his own life while trying to protect Lee's.