From the back cover: 2375: Before he joined the crew of the U.S.S. da Vinci as their linguist, Dr. Bartholomew Faulwell served as a Starfleet cryptographer during the Dominion War. Of the many missions he performed, however, there is one he cannot discuss that still haunts his memory.... Once he was assigned with a team of specialists to a secret starbase near Dominion-controlled territory to listen in on enemy communications. At first the assignment is routine, but soon they discover vital intelligence that may change the face of the war!